Fukushima reactor has released reactor is released radioactive hazard release. Medical search. Frequent questions

But in the wake of the authorities upgrading the threat level for the Fukushima Daiichi nuclear power plant from 5 to 7, a classification reserved for the most severe nuclear crises such as the 1986 Chernobyl disaster, Prime Minister Kan's claims are being received with a degree of scepticism. (idsa.in)
The source of the radioactive leak at the earthquake-stricken Fukushima Daiichi nuclear power plant was finally identified by the facility's operator TEPCO to be in the primary containment vessel of reactor 3, authorities reported. (rt.com)
The event overwhelmed the defenses of reactors at the Fukushima Daiichi site, causing widespread damage and radioactive releases. (sanonofre.com)
Four of the six reactors at Fukushima Daiichi were damaged beyond repair in 2011. (newscientist.com)
No one has been held individually accountable for the nuclear disaster that unfolded at Fukushima Daiichi. (newscientist.com)
The Onagawa plant, about 100 kilometres north of Fukushima Daiichi on Honshu's Pacific coast, was hit by a roughly comparable tsunami, but a combination of a more stringent tsunami design standard, good engineering practice and a bit of good luck meant that there was no significant damage. (newscientist.com)
Following the Fukushima Daiichi Nuclear Power Plant accident in 2011, the Japan Atomic Energy Agency adapted High-Temperature engineering Test Reactor (HTTR) to meet the new regulatory requirements that began in December 2013. (go.jp)
Three months after the earthquake and tsunami that triggered a nuclear disaster in Japan, new radiation "hot spots" may require the evacuation of more areas further from the damaged Fukushima Daiichi nuclear power facility. (greenleft.org.au)
In early June, a robot sent into the Fukushima Daiichi nuclear power facility detected the highest levels of radiation since the onset of the crisis. (greenleft.org.au)
The US shares similar reactor designs as the Japanese reactors at the Fukushima Daiichi station. (greenleft.org.au)
The Independent Investigation Commission on the Fukushima Daiichi Nuclear Accident (2014) The Fukushima Daiichi Nuclear Power Station Disaster: Investigating the Myth and Reality . (thebulletin.org)
Though they cover the same ground-the disaster at the Fukushima Daiichi nuclear plant that began three years ago after a massive earthquake and tsunami-and largely draw upon the same or similar sources, there are distinct differences among them. (thebulletin.org)
What you're reading took numerous hours of research over many days to discover the theoretical timeline of Plutonium radioactive isotope leakage at the Fukushima Daiichi facility. (blogspot.com)

So-called 'Generation IV' reactor designs, including 'fast' or 'small modular reactors,' are the last gasp of a failing industry. (whatisnuclear.com)
The Energy 2050 Committee has therefore identified Small Modular Reactors (SMRs) as a viable option to decarbonise the power sector and increase energy security. (neimagazine.com)

The radiation released into the atmosphere peaked between March 15 and 16, and subsequently declined. (idsa.in)
The Tokyo Electric Power Co (TEPCO), the operator of the crippled nuclear plant, has said the fire that broke out in reactor No. 4 has been put out and that it did not have any impact on radiation levels around the plant or on the plant's cooling systems. (idsa.in)
While it is possible to remove the radioactive fuel at this time, TEPCO wants to first plug the leak and fill up the space with more water as an additional measure against radiation. (rt.com)
Officials in Japan have claimed that water exposed to radiation in the Fukushima nuclear disaster is now safe to dump into the Pacific. (rachelcarsoncouncil.org)
Editor's Note: This article is going to have to be an ongoing, work-in-progress, as it takes a lot of time to research, review, and rebut the 'tsunami' of BS and disinformation assembled by a growing phalanx of Fukushima radiation fear promoters. (educate-yourself.org)
For now, I'll start with an introduction to the main protagonists and fold in the writings of other critics and debunkers of the Fukushima Radiation Scare Corps. (educate-yourself.org)
I posted my first article on Fukushima radiation alarmism (which currently floods the Internet) just 8 days after the March 11, 2011 attack on Japan . (educate-yourself.org)
And I've yet to hear or see one of these Youtube Fukushima radiation fear fest (or radio interviews) include an opportunity for someone from the other side of the fence to counter or challenge the statements from these nuclear energy critics. (educate-yourself.org)
Within a few days of the 3/11 attack on Japan, it became clear that rense.com was destined to become Command Central for the Fukushima radiation fear promotion campaign. (educate-yourself.org)
I can't get over how many the-sky-is-falling , Fukushima radiation 'catastrophy' aticles (and radio interviews) are posted to that web site on a daily basis. (educate-yourself.org)
Another web site that leads the pack in pounding away at the Fukushima radiation party line is enenews.com . (educate-yourself.org)
Japan's Nuclear and Industrial Safety Agency has now admitted for the first time that full nuclear meltdowns occurred at three of the plant's reactors, and more than doubled its estimate for the amount of radiation that leaked from the plant in the first week of the disaster in March. (greenleft.org.au)
He's the radiological health safety risk management adviser for the prefecture and always says there's absolutely no concern with the levels of radiation in Fukushima. (greenleft.org.au)
Ionizing radiation includes X-rays, cosmic rays, and radiation stemming from radioactive materials. (safetystratus.com)
Well-planned radiation safety-together with a radiation protection program-helps employers create a hazard-free zone where the optimal prevention measures are enforced. (safetystratus.com)
Medical industry - Both patients and medical professionals are exposed to ionizing radiation through X-ray machines, radiotherapy, and some radioactive chemicals used in cancer treatment. (safetystratus.com)
March 14 o http://www.tepco.co.jp/en/press/corp-com/release/11040901-e.html o Extreme pressure at #3 per TEPCO chronology dated April 9th 2011 * o Two new explosions at Fukushima and high radiation. (blogspot.com)
Third, I turn to Sen's impor-tant work on famines in authoritarian regimes to consider, by analogy, exposure to radiation in order to reflect on the ongoing nuclear disaster in Fukushima. (apjjf.org)
The intensely hot and highly radioactive spent nuclear fuel from power reactors is unloaded into a water-filled pool immediately adjacent to the reactor to allow its heat and radiation level to decrease. (thebulletin.org)
In 1999 three workers received high doses of radiation in a small Japanese plant preparing fuel for an experimental reactor. (world-nuclear.org)
Exposure to ionizing radiation can also be by direct radiation from the plants and fuels themselves, though not released to the environment. (world-nuclear.org)
While being environmentally friendly is the big plus of this energy, disposal of radioactive waste and protecting people and the environment from its radiation is a big con of nuclear energy. (conserve-energy-future.com)

The water inside the reactors is decreasing due to continuous leakage and so it has to be constantly replenished. (idsa.in)
Before engineers can start decommissioning reactors 1, 2 and 3, which suffered meltdowns, they have to deal with the leakage. (rt.com)
Regarding releases to air and water leakage from Fukushima, the main radionuclide from among the many kinds of fission products in the fuel was volatile iodine-131, which has a half-life of 8 days. (world-nuclear.org)

Japan had 54 commercial reactors in operation before the disaster. (newscientist.com)
A former defense minister noted after the disaster (on page 124): "It is important to maintain our commercial reactors because it will allow us to produce a nuclear warhead in a short amount of time. (thebulletin.org)

During the aftermath of a catastrophe, many survivors of the initial disaster are either killed, maimed, or severely injured due to environmental and/or public health hazards. (patimes.org)
Citizens must be aware of both environmental and/or public health hazards to ensure individual as well as community wellness post-disaster. (patimes.org)
Individuals affected by this disaster should be most concerned with hazards posed by their immediate surroundings. (patimes.org)
By being aware of such hazards and taking the requisite safety precautions for personal protection, many post-disaster deaths and injuries can be avoided. (patimes.org)
Another important hazard of this disaster is the number of deceased individuals that have not been located and buried properly. (patimes.org)
Readers of the Bulletin will be familiar with most of the basic themes and details of the Fukushima situation, so I will take some basic knowledge for granted and highlight the distinctive contributions of the five volumes considered here, raise some questions about omissions found in most of them, and reflect upon the presumed uniqueness of the disaster. (thebulletin.org)
Disaster and Change in Japan takes a historical approach to Fukushima. (thebulletin.org)
He digs carefully into the warnings of possible disaster, noting, for example, that more than half of the members of the committee that set the size of predicted tsunamis, which affected design of the Fukushima plant, came from the nuclear industry. (thebulletin.org)
True disclosure of that information only came out in the TEPCO press release on April 9th and through the Japanese Educational website about the disaster and reactor status (April 8th). (blogspot.com)
[ 1 ] The main challenge was adapting the existing models, whose primary focus was containing a hazardous material release, to one that reflected the chaos of a large-scale disaster involving a large number of affected individuals. (medscape.com)

The difference between Chernobyl and Fukushima is that the reactor itself exploded at Chernobyl, while at Fukushima though some radioactivity leaked from the reactor most of the radioactive material was contained within it. (idsa.in)
It is widely accepted that spent nuclear fuel and high-level reprocessing and plutonium wastes require well-designed storage for periods ranging from tens of thousands to a million years, to minimize releases of the contained radioactivity into the environment. (thebulletin.org)
2002. The accidental sinking of the nuclear submarine, the Kursk: monitoring of radioactivity and the preliminary assessment of the potential impact of radioactive releases. (cdc.gov)

The coolant water comes out the other end mixed with radioactive waste. (rt.com)
The worst scenario is the coolant water of the reactors are directly leaking to underground to cause sea contamination. (fukushima-diary.com)
March 13 o Second explosion at Fukushima o http://www.youtube.com/watch?v=D7crIPPhmVI * o http://english.kyodonews.jp/news/2011/03/77451.html o The plant operator, Tokyo Electric Power Co., commonly known as TEPCO, began injecting fresh water into the No. 3 reactor on Sunday after coolant water levels fell, while letting out radioactive steam to relieve pressure that had built up inside. (blogspot.com)

TEPCO officials are worried that highly radioactive water believed to be leaking from deep inside the troubled reactors has flooded the basements of the turbine building, particularly the basement floor of reactor two. (idsa.in)
But the water buildup continues, and the short-term storage tanks that TEPCO has been relying on in the past are no longer a solution, so the operator is to set up a bypass system to prevent further buildup of the other, highly radioactive groundwater. (rt.com)

Earlier versions of the fast breeder reactor were commercial failures and safety disasters. (whatisnuclear.com)
On 30 September three workers were preparing a small batch of fuel for the Joyo experimental fast breeder reactor, using uranium enriched to 18.8% U-235. (world-nuclear.org)

Specifically, they are worried about the fact that U.S. spent fuel pools are loaded with a large quantity of fuel assemblies that have been used to generate power and thus contain radioactive isotopes, including cesium-137, a gamma emitting isotope with a 30-year half life. (atomicinsights.com)
On March 23, experts were asked, on television and in the press, about the blue neutron beam, and stated that it might be due to the presence of uranium and plutonium radioactive isotopes, and an indication of spontaneous random re-criticality. (blogspot.com)
Radioactive fallout from a nuclear reactor can be considered in two groups: isotopes of the noble gases (xenon, krypton-133) are radioactive elements with a very low chemical reactivity, relatively short half-lives, are not retained by the body and they remain and become dispersed in the air without ground deposition. (apjjf.org)
The second and more dangerous radioactive fallout group is represented by mainly the radioactive isotopes of iodine, cesium, and tellurium. (apjjf.org)

Nuclear power reactors are fueled mostly with low-enriched and natural uranium, which undergoes a fission chain reaction releasing heat and creating radioactive fission products and plutonium and other transuranic elements. (thebulletin.org)
These processes also produce high-level wastes that contain the fission products and other radioisotopes from the spent fuel - as well as other streams of radioactive waste, including plutonium waste from the manufacture of plutonium-containing fuel. (thebulletin.org)
There was no explosion, though fission products were progressively released inside the building. (world-nuclear.org)

Some specialists, such as Professor Hisashi Ninokata of the Tokyo Institute of Technology, have suggested that TEPCO urgently needs to repair the plant's damaged cooling system or even construct a whole new external plant to lower the temperature of the reactors to less than 100 degrees to stabilise the blazing fuel rods inside. (idsa.in)
TEPCO is currently in talks with local authorities about releasing the groundwater. (rt.com)
In order to gather the most thorough evidence to date, we poured through countless news stories from Japan and the World, as well as official press releases from TEPCO, NRC documents, Areva status documents, and a JAIF report in order to determine the truth at Fukushima. (blogspot.com)

He added that the radioactive contaminants released from the plant amounted to 10 per cent of those released at Chernobyl. (idsa.in)
Unlike at Chernobyl, however, no deaths have thus far been linked to the accident at Fukushima. (idsa.in)
Murray Jennex, a nuclear industry specialist at San Diego State University in California, has refuted the comparison between Fukushima and Chernobyl. (idsa.in)
According to him, the level of radioactive substances released from the damaged Fukushima plant is nowhere near the Chernobyl levels. (idsa.in)
The extent of the damage at Japan's Fukushima nuclear facility is still unknown, but comparisons to Chernobyl were inevitable as soon as fuel rods became exposed and an explosion rocked the site . (scientificamerican.com)
Another key difference is that the Chernobyl reactor used carbon to slow down neutrons, a key part of the fission reaction, while Fukushima's reactor cores are cooled by light-water, which greatly reduces the amount of radioactive soot in the wind . (scientificamerican.com)

They assert that the potential radioactive contamination problem associated with the material in the spent fuel pools could be reduced by moving assemblies that have been out of reactors for more than five years into licensed dry storage containers. (atomicinsights.com)
In the aftermath of both the earthquake and tsunami, this radioactive contamination has added to the public health concerns of the island nation. (patimes.org)
In particular, citizens should be cognizant of environmental concerns, community health concerns, general public health concerns and personal health concerns as they relate to the hazards caused by the earthquake, tsunami and radioactive contamination. (patimes.org)
In addition, there are legitimate as well as media-driven fears of radioactive contamination of food, water, dairy products (such as milk, cheese, and eggs), and freshly grown vegetables (i.e., spinach). (patimes.org)
And after they find high levels [of radioactive contamination], they demand local authorities and the government look at those contaminated areas. (greenleft.org.au)
The spread of airborne contamination is unlikely to be evenly distributed due to many variables including the prevailing winds, the altitude the contamination reaches before dispersion and the time period of release. (apjjf.org)
Risks include casualties and health risks due to radioactive exposure, security threats such as terrorist attacks, and environmental contamination. (neimagazine.com)

The containment structure of nuclear reactors is the most crucial barrier to releasing radioactive materials into the environment and protecting the reactor against external hazards such as earthquakes and floods. (jsce.ir)

The Fukushima nuclear facility was crippled by the 9-magnitude earthquake and devastating tsunami that hit Japan on March 11. (idsa.in)

According to the deputy director general of Japan's Nuclear and Industrial Safety Agency (NISA), Hidehiko Nishiyama, the rating was scaled up from 5 (applied to "an accident with wider consequences) to 7 (a "major accident" as per the International Atomic Energy Agency) because of the amount of radioactive material released from the plant. (idsa.in)
While it takes longer for the spent fuel rods to become as hazardous as a reactor core meltdown, the ongoing nature of Japan's crisis presents a unique hazard. (scientificamerican.com)
The NRA's checks are ongoing, but it is expected that reactors at the Sendai plant on Kyushu island in Japan's south-west will soon receive final approval for a restart. (newscientist.com)
On 16 March, Japan's Nuclear Safety Commission recommended local authorities to instruct evacuees under 40 years of age leaving the 20 km zone to ingest stable iodine as a precaution against ingestion ( e.g. via milk) of radioactive iodine-131. (world-nuclear.org)

Their premise is that the public will be better protected if the NRC requires nuclear plant operators to reduce the density of their spent fuel pools and limit the amount of material that could potentially be released. (atomicinsights.com)
Spent fuel pool safety was enhanced at U.S. reactors when licensees implemented new NRC requirements to develop strategies for spent fuel pool cooling following losses of large areas of the plant due to fires, explosions, or extreme natural events. (atomicinsights.com)
It was in January when the crew of the plant first noticed that water was leaking through to the drain on the first level of the building housing the reactor. (rt.com)
This catastrophic event severely damaged the Fukushima Nuclear Power Plant resulting in the release of radioactive material. (patimes.org)
The NRC said it would require nuclear-plant operators to conduct new seismic studies for all 96 reactors in eastern and central states to determine if the plants could withstand the shaking predicted by the government's new seismic model. (sanonofre.com)
The US fast breeder program (see Clinch River Breeder Reactor Plant) was one of these, and did indeed get canceled in part due to cost overruns. (whatisnuclear.com)
Two reactors at the Ohi plant, on the Sea of Japan coast of Honshu island, were restarted in July 2012 under the Democratic Party of Japan government, but amid legal wrangling, they have been off-line again since September 2013. (newscientist.com)
There have been media reports that the harsh economic conditions are driving labourers to Fukushima for work at the plant despite the dangers. (greenleft.org.au)
The review by the Japanese Diet commission (which I call the Diet report) turns up the volume even further and has important quotes from Fukushima workers and especially those working for subcontractors at the plant. (thebulletin.org)
In a few countries, spent fuel is sent to a reprocessing plant, where the fuel is dissolved and the plutonium and uranium recovered for potential use in reactor fuel. (thebulletin.org)
The 1999 Tokaimura accident occurred in a small fuel preparation plant operated by JCO (formerly Japan Nuclear Fuel Conversion Co.), a subsidiary of Sumitomo Metal Mining Co. The plant supplied various specialised research and experimental reactors and was not part of the electricity production fuel cycle. (world-nuclear.org)
The particular JCO plant at Tokai was commissioned in 1988 and processed up to 3 tonnes per year of uranium enriched up to 20% U-235, a much higher enrichment level than for ordinary power reactors, using a wet process. (world-nuclear.org)
This is only a hazard for those on the plant site, and the level diminishes with distance from the radioactive source. (world-nuclear.org)
It is the chief hazard for the plant workers, who wear film badges so that the dose can be monitored. (world-nuclear.org)
After the hydrogen explosion in unit 1 on 12 March, some radioactive caesium and iodine were detected in the vicinity of the plant, having been released via the venting. (world-nuclear.org)
The operation of a nuclear power plant is associated with several hazards that can have serious consequences for public health and the environment. (neimagazine.com)
Based on the identified hazards and potential consequences, a qualitative bowtie diagram, Figure 1, provides a visual representation of the potential treats to a nuclear power plant, the potential consequences, and the suggested barriers to prevent or mitigate those consequences. (neimagazine.com)

In this study, the seismic fragility curve of the containment structure of pressurized water reactors used in Bushehr has been determined by considering different failure modes. (jsce.ir)
At least one study found that it's possible for hydrogen buildup in a reactor core to form flammable and detonable mixtures, jeopardizing the containment integrity . (scientificamerican.com)
Furthermore, the reactor pressure vessel may also melt leaking the melted fuel which may escape into the environment if the primary and secondary containment structures (concrete) have been damaged. (apjjf.org)

Nuclear reactors in the central and eastern U.S. face previously unrecognized threats from big earthquakes, the Nuclear Regulatory Commission said Tuesday. (sanonofre.com)
By law, nuclear plants must be able to withstand earthquakes "without functional impairment of those features necessary to shut down the reactor, maintain the station in safe condition and prevent undue risk to the health and safety of the public. (sanonofre.com)
A variety of natural hazards, including earthquakes and subsequent tsunamis, pose risks to reactors throughout Japan. (newscientist.com)
Before Tohoku, the Japanese government's seismic hazard map assumed that earthquakes off that coast would not exceed magnitude 7.5 to 8.0. (newscientist.com)

Benchmarking the progress of SMRs continues with the release of the NEA SMR Dashboard: Volume II. (oecd-nea.org)

Like the fuel rods in the reactor core, spent fuel rods must be kept cool or the release of cesium-137 and strontium-90, among other deadly radioisotopes, could result. (scientificamerican.com)

Dozens of nuclear reactors operate in earthquake-prone regions around the world. (sanonofre.com)

Many environmental hazards impact citizens such as gas leaks, floodwaters, downed power lines, wet electrical outlets, gasoline/oil spills, and hazardous debris. (patimes.org)
While such rods are spent in terms of their usefulness in the reactor core, they still contain deadly radioisotopes that remain hazardous. (scientificamerican.com)
Even in the Laboratory's early days, researchers understood that the same computational approaches for simulating nuclear weapons could be applied to better simulate evolution of the weather and for applications such as tracking releases of radioactive and other hazardous materials. (llnl.gov)

According to the International Atomic Energy Agency, a level 7 incident entails "a major release of radioactive material with widespread health and environmental effects requiring implementation of planned and extended countermeasueres. (idsa.in)

The facility is safe, but the event raises concerns about safety protocols at the site and warrants additional NRC inspection as it involves a breakdown of controls designed to prevent chemical, radiological, and criticality hazards - the primary concern at U.S. fuel cycle facilities. (tmia.com)

Experts like Michio Kaku mentioned that Plutonium could be released from the MOX fuel, and then when the explosions began occurring so often (beginning on March 12), many nuclear experts stated that plutonium is a byproduct of the nuclear fission process. (blogspot.com)

It pumped 10,400 tonnes of low-level radioactive water into the ocean to free storage capacity for the highly contaminated water from the reactors. (idsa.in)
It is estimated that 60,000 tons of contaminated water have flooded the turbine buildings of reactors 1, 2, 3 and 4. (idsa.in)

Citizens should be cognizant of the hazards presented by damaged gas lines including both fire and explosion. (patimes.org)
Further I-131 and Cs-137 and Cs-134 were apparently released during the following few days, particularly following the hydrogen explosion at unit 3 on 14 March and at unit 4 on 15 March. (world-nuclear.org)

which hazards can nuclear plants withstand, and can society as a whole live with the risks posed by hazards that plants cannot withstand? (newscientist.com)

Multiple reactor cores have been affected. (scientificamerican.com)
Fuel rods in nuclear reactor cores are filled with uranium oxide ceramic pellets in zirconium cladding. (scientificamerican.com)
Periodically the fuel rods are removed from reactor cores and refreshed. (scientificamerican.com)

Iran is also located in a region with high and very high seismic hazards and is essential. (jsce.ir)
The earthquake exceeded the level for which the reactors had been designed, calling into question earlier seismic assessments. (sanonofre.com)
The company took the latest seismic information into account and believes the reactors will meet the standard of the new model, said B.L. "Pete" Ivey, a vice president. (sanonofre.com)
The safety and seismic classifications of the existing structures, systems, and components were discussed to reflect insights regarding High Temperature Gas-cooled Reactors (HTGRs) that were acquired through various HTTR safety tests. (go.jp)

A two-page Policy Forum opinion piece titled Nuclear safety regulation in the post-Fukushima era: Flawed analyses underlie lax U.S. regulation of spent fuel by Edwin Lyman, Michael Schoeppner and Frank von Hippel appeared in the May 26, 2017 issue of Science Magazine , an outlet that has a public reputation as a reliable source of technical information. (atomicinsights.com)
Significant enhancements to the safety and security of nuclear power plants, including spent fuel pools, were made following the terrorist events of September 11, 2001, and the Fukushima accident in 2011. (atomicinsights.com)
When the 'spent' rods are removed from the reactor core they are stored in pools with racks of rods at the bottom or dry casks , usually on site. (scientificamerican.com)
There's less heat in the spent fuel rods than in the reactor core's fuel rods, so the danger posed is less intense, but in an encompassing crisis such as a magnitude 9.0 earthquake affecting multiple sites at once, the ability to cool storage pools can be greatly impaired. (scientificamerican.com)
My report dealt with the vulnerabilities and hazards of stored spent fuel at US reactors in the US. (greenleft.org.au)
The International Panel on Fissile Materials ( IPFM ) is in the process of finalizing an analysis of the policy and technical challenges faced internationally over the past five decades by efforts at long-term storage and disposal of spent fuel from nuclear power reactors. (thebulletin.org)
by the end of 2010, the total US stockpile of spent power-reactor fuel was 64,500 tons, including 15,350 tons in dry casks, according to the US Department of Energy's Office of Disposal Operations. (thebulletin.org)
These numbers come mostly from national reports under the Joint Convention on the Safety of Spent Fuel Management and the Safety of Radioactive Waste Management . (thebulletin.org)
If there is a loss of water or a failure of replenishment, the spent fuel will overheat and catch fire, releasing its radiotoxic contents. (apjjf.org)

After the Fukushima nuclear accident, the safety of this structure in the earthquake has received much attention. (jsce.ir)

In order to displace a significant amount of carbon-emitting fossil fuel generation, another 1,000 to 1,500 new 1,000+ Megawatt reactors would need to come on line worldwide by 2050, a completely prohibitive proposition. (whatisnuclear.com)

About 560 tons is to be released in the first round, which will only take about two hours, according to an official with the Ministry of Economy, Trade and Industry. (rt.com)

As for the load, that's passed the safety test, local communities have been notified and an agreement was reached on releasing it into the Pacific Ocean as soon as possible. (rt.com)
The study aimed to identify the types of reactors that have contributed the most to nuclear accidents, as well as the common causes of safety system failures. (neimagazine.com)

During shut down of the HTTR (High Temperature engineering Test Reactor) RS-14 cycle, an increasing trend of filter differential pressure for the helium gas circulator was observed. (go.jp)

It is crucial to thoroughly consider, assess, and evaluate all potential hazards before embarking on nuclear projects. (neimagazine.com)

Like nuclear power, which has 'peaceful' and 'wartime' uses, radioisotopes can be deadly when released unexpectedly into the environment in large doses but can also be used for medicinal purposes . (scientificamerican.com)
It is these fission by-products that pose the greatest immediate danger if released into the environment. (apjjf.org)

To ensure that the water is indeed safe for release, TEPCO's findings had to be backed up by the Japan Atomic Energy Agency and the Japan Chemical Analysis Center. (rt.com)
There is an incredible concern [in Japan], especially among parents in Fukushima prefecture. (greenleft.org.au)

What they found was that the feared presence of strontium-90 and cesium-134 and -137 was way below the health hazard threshold. (rt.com)
In the piece, Karamoskos poses and answers key questions for understanding what has taken place at Fukushima and what the likely public health effects will be. (apjjf.org)
On 17 March, NISA set 250 mSv as the maximum allowable dose for Fukushima recovery workers, under health physics controls. (world-nuclear.org)

So, the citizens in Fukushima are very concerned. (greenleft.org.au)

Most of these are stored in the fuel storage pool at #4 reactor. (blogspot.com)

There are also exotic and speculative methods to recover energy, such as proposed fusion reactor designs which aim to directly extract energy from intense magnetic fields generated by fast-moving charged particles generated by the fusion reaction (see magnetohydrodynamics). (wikipedia.org)

Some Japanese nuclear reactors, mothballed since the 2011 Tohoku quake, may soon restart. (newscientist.com)

The NRC has previously issued similar licenses for away-from-reactor storage installations. (tmia.com)

Nevertheless, the power grid at the Fukushima site, 150 miles from Tokyo, has been knocked out. (scientificamerican.com)
But concern is now spreading among parents in Tokyo, which is quite a far from Fukushima. (greenleft.org.au)

Despite the semi-random nature of these hazard forecasts, the fact that they were promulgated by government scientists has provided an alibi of sorts. (newscientist.com)

Nuclear fission is the process that is used in nuclear reactors to produce a high amount of energy using an element called uranium. (conserve-energy-future.com)

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