Molecule ammonia. Medical search. Frequent questions

Creative Chemistry has molecular models of methane, ammonia and water. (creative-chemistry.org.uk)
Methane cracking could be a game changer for clean ammonia because it keeps most of the existing infrastructure. (thebreakthrough.org)
Ammonia plants are already supplied with methane. (thebreakthrough.org)
Because it's a polar molecule, it's easier to liquefy than methane (-33C as opposed to -162C). (foresight.org)
A methane molecule has carbon and hydrogen atoms in it. (windows2universe.org)
Proton ceramic membranes are electrochemical energy converters that work by first splitting hydrogen-containing molecules, such as water or methane, and then further breaking hydrogen atoms into protons and electrons. (greencarcongress.com)
He passed a mixture of boiling water, ammonia, methane and hydrogen through an electrical spark discharge. (bibliotecapleyades.net)
Analysis revealed that the jets contained methane, carbon dioxide and ammonia - organic molecules containing chemical building blocks necessary for the development of life. (livescience.com)
The research targets elements and molecules such as nitrogen, water, carbon dioxide, ammonia, hydrogen and methane that are often found in planetary atmospheres. (hawaii.edu)

Chemical injuries are commonly encountered following exposure to acids and alkali, including hydrofluoric acid (HF), formic acid, anhydrous ammonia, cement, and phenol. (medscape.com)
An often-overlooked alternative is (anhydrous) ammonia, NH3. (foresight.org)
Measuring oil contamination in anhydrous ammonia can now be done quickly and accurately without the use of hazardous chemicals like hexane. (slideshare.net)
delays the conversion of ammonia-form nitrogen (anhydrous ammonia, urea and the urea fraction of UAN solution) to the nitrate form which is vulnerable to leaching and denitrification. (gov.mb.ca)

Living things incorporate inorganic carbon compounds into organic compounds through a network of processes ( the carbon cycle ) that begins with the conversion of carbon dioxide and a hydrogen source like water into simple sugars and other organic molecules by autotrophic organisms using light ( photosynthesis ) or other sources of energy. (wikipedia.org)
For example, if you had a molecule such as COCl 2 , you would need to work out its structure, based on the fact that you know that carbon forms 4 covalent bonds, oxygen 2, and chlorine (normally) 1. (chemguide.co.uk)
Carbon atoms in alkane molecules are joined by single covalent bonds. (creative-chemistry.org.uk)
Alkene molecules contain a carbon-carbon double bond, C=C. (creative-chemistry.org.uk)
Specifically, ammonia that is produced from fossil carbon, with high CO 2 emissions. (thebreakthrough.org)
You could burn ammonia in a big, powerful, fuel cell, or even a big, powerful internal combustion engine, indoors without the kind of problems you'd get with carbon-bearing fuels. (foresight.org)
Even if they were, the supply of renewable, or "green,' ammonia produced using carbon-neutral methods is virtually nonexistent. (ieee.org)
Most ammonia is the product of a highly carbon-intensive process and is primarily used to make fertilizers and chemicals. (ieee.org)
Tokyo-based INPEX Corporation (TSE: 1605) ("INPEX"), Paris-based Air Liquide Group ("Air Liquide"), Oklahoma City-based LSB Industries, Inc. (NYSE: LXU) ("LSB"), and Houston-based Vopak Moda Houston LLC ("Vopak Moda") have agreed to collaborate on the pre-FEED for the development of a large-scale, low-carbon ammonia production and export project on the Houston Ship Channel. (tmcnet.com)
If the development proceeds, the project's first phase is targeted to produce more than 1.1 million tonnes per annum (MTPA) of low-carbon ammonia by the end of 2027, with options for future expansions. (tmcnet.com)
LSB and INPEX would collaborate on low-carbon ammonia production. (tmcnet.com)
INPEX and LSB would sell the low-carbon ammonia and finalize off-take agreements with the numerous parties that have expressed interest and could also further partner in the project. (tmcnet.com)
Vopak Moda will maintain its ownership of the existing infrastructure and plans to build additional storage capacity as required to handle the low-carbon ammonia production of the proposed new facility. (tmcnet.com)
INPEX Representative Director, President & CEO Takayuki Ueda said, "As we approach the achievement of our net zero target by 2050, the unveiling of our low carbon ammonia project in Texas, USA, stands as a momentous testament to INPEX's strong commitment to environmental leadership. (tmcnet.com)
This project is well aligned with our strategy to become a leader in the global energy transition through the production of low-carbon ammonia," sated Mark Behrman, LSB Industries President and CEO. (tmcnet.com)
Our work shows that protonic membranes can make hydrogen from ammonia, natural gas and biogas so efficiently that hydrogen fuel cell cars will have lower carbon footprint than electric cars charged from the electricity grid. (greencarcongress.com)
Urea is converted from ammonia and carbon dioxide in our liver. (healthmad.com)
The first is decarbonisation itself, through which the most carbon-intensive methods of energy production (eg burning coal to generate power) are switched for cleaner alternatives (eg gas and renewables), and the use of hydrocarbons for transportation and storage gives way to electricity, batteries and/or hydrogen and ammonia. (allenovery.com)
In the last 10 years, carbon-free energy solutions have been the main focus, including biomass gasification, ammonia and metal fuel combustion and dehydrogenation. (lu.se)

ILC 2023 FMT Modifies Gut Microbiome, Reduces Ammonia in Cirrhosis Fecal microbiota transplant (FMT) promotes restoration of the gut microbiota, enzymes, and immune responses, and reduces ammonia build-up in patients with cirrhosis, a pilot study found. (medscape.com)

The potential for Australia's clean hydrogen processing industry has been highlighted by the Western Australian Government decision to allocate land to Yara Clean Ammonia in the proposed Pilbara Hydrogen Hub. (chemicalonline.com)
Yara Clean Ammonia President Magnus Krogh Ankarstrand said the announcement of the land allocation in the Maitland Industrial Estate was a positive step forward and was indicative of the support shown by the Western Australian Government in developing a clean hydrogen and clean fuels sector in the State. (chemicalonline.com)
At Yara Clean Ammonia we are building on Yara's 100-year history of innovation and global experience in ammonia production, logistics and trade. (chemicalonline.com)
Mr. Ankarstrand said the company would now enter detailed discussions with the relevant government agencies, traditional owners and undertake preliminary studies on the land allocation and a potential clean ammonia production site. (chemicalonline.com)

With this process the ammonia final concentration reached 82.5 vol%, which is higher than state-of-the-art ammonia synthesis under high temperature and pressure (25 vol%, 450 °C, 200 bar). (nature.com)
Fig. 1: Schematic illustration of the ammonia synthesis process. (nature.com)
Marnellos, G. & Stoukides, M. Ammonia synthesis at atmospheric pressure. (nature.com)
Breaking scaling relations to achieve low-temperature ammonia synthesis through LiH-mediated nitrogen transfer and hydrogenation. (nature.com)
Overcoming ammonia synthesis scaling relations with plasma-enabled catalysis. (nature.com)
Ammonia synthesis by N 2 and steam electrolysis in molten hydroxide suspensions of nanoscale Fe 2 O 3 . (nature.com)
Ammonia synthesis using a stable electride as an electron donor and reversible hydrogen store. (nature.com)
The Brønsted-Evans-Polanyi relation and the volcano plot for ammonia synthesis over transition metal catalysts. (nature.com)
Ammonia is indispensable, and I am not suggesting a phaseout of ammonia itself, but rather ammonia made from a very specific industrial process - the greenhouse intensive Haber-Bosch synthesis using natural gas. (thebreakthrough.org)
In Solid State Ammonia Synthesis (SSAS) water electrolysis and ammonia synthesis are combined in a single step. (thebreakthrough.org)
Our research group including Aya Eizawa, a graduate student, produced ammonia from nitrogen gas efficiently under mild reaction conditions using a novel molybdenum-dinitrogen complex designed for high catalytic performance for ammonia synthesis,' says Nishibayashi. (u-tokyo.ac.jp)
The main uses of ammonia are in the production of fertilizers , explosives, and synthesis of organonitrogen compounds. (wikidoc.org)

Cells in the interior, on the other hand, depend on the leftover glutamate that diffuses inwards in the biofilm, but do not lose gaseous molecules as rapidly as the peripheral cells. (nature.com)
If these compounds are present as surface films, mass transfer of gaseous molecules into the particles could be impeded and the chemical reaction kinetics as well as the hygroscopic growth of the H2SO4 acid aerosol could he reduced. (cdc.gov)

Alongside monochloramine and dichloramine, trichloramine is responsible for the distinctive 'chlorine smell' associated with swimming pools, where the compound is readily formed as a product from hypochlorous acid reacting with ammonia and other nitrogenous substances in the water, such as urea from urine. (wikipedia.org)
delays the breakdown of the urea molecule (CO(NH 2 ) 2 ) into the ammonia form (NH 3 )by inhibiting activity of the urease enzyme. (gov.mb.ca)
Urea form N (CO(NH 2 ) 2 ) can be bound to molecules that are degraded slowly or enclosed within coatings. (gov.mb.ca)

Atomic clocks are based on the resonances, or vibrations, of atoms or molecules. (nist.gov)
make these clusters ideal as model systems to understand how the primary sequence of processes is affected by surrounding atoms or molecules. (lu.se)

Direct macromolecule damage by radiation involves partial or complete energy transfer to one or more electrons on the molecule. (cdc.gov)
These molecules have four pairs of outer electrons around their central atom. (creative-chemistry.org.uk)
The atoms in a molecule are held together because they share or exchange electrons. (windows2universe.org)

It is hydrolyzed by hot water to release ammonia and hypochlorous acid. (wikipedia.org)
It's even possible to bypass hydrogen and Haber-Bosch altogether, and make ammonia directly from water, air and electricity, using a modified fuel cell technology. (thebreakthrough.org)
Vopak Moda has invested in storage and handling infrastructure for bulk liquid products and currently operates an ammonia terminal that includes storage tanks and a newbuild dock with multiple deep-water berths. (tmcnet.com)
One way to make OH is to knock a hydrogen atom off of a water molecule (H 2 O). (windows2universe.org)
also called hydronium, this is the positively charged molecule that results in an acidic solution when water (H2O) acts like a base and accepts a proton (H+), becoming H3O+. (visionlearning.com)
The clouds are made of complex molecules such as water. (windows2universe.org)
Household ammonia" or " ammonium hydroxide " is a solution of NH 3 in water. (wikidoc.org)
This shape gives the molecule an overall dipole moment and makes it polar so that ammonia readily dissolves in water . (wikidoc.org)
Dark color and ammonia smells in your urine may be a sign that your developing child is not getting enough water. (healthmad.com)
Water helps prevent headaches and migraines as well as reduce ammonia smells in urine. (healthmad.com)
Using an aqueous system means having to deal with pH: the combination of water molecules and the adequate pH (between 5,5 and 8,5) can overcome this particular problem by playing the solubility parameters of both the resin and the dirt. (openedition.org)
Illustration of water molecules (red) with ammonia molecules (blue-grey) in a nano-droplet. (lu.se)
Carnitine is a quaternary ammonia water-soluble compound biosynthesized from lysine and arginine. (medscape.com)
Carnitine is an important small water-soluble molecule that binds to long-chain fatty acids and facilitates their transport across the inner mitochondrial membrane and into the mitochondrial matrix to undergo fatty acid oxidation (metabolism). (medscape.com)

New, titanium catalyzed ketone hydroboration using ammonia-borane published in The Journal of Organic Chemistry. (purdue.edu)
Ammonia-borane as a catalyst for the direct amidation of carboxylic acids published in Organic Letters. (purdue.edu)
As mentioned above, sulfur-reducing and sulfate-reducing bacteria derive energy from oxidizing hydrogen or organic molecules in the absence of oxygen by reducing sulfur or sulfate to hydrogen sulfide. (hmdb.ca)
Sihai Yang, Martin Schröder, University of Manchester, UK, and colleagues have found that a metal-organic framework, MFM-300(Al), a porous solid, not only effectively filters harmful nitrogen dioxide gas, but also has outstanding capabilities for ammonia storage. (chemistryviews.org)
This work shows that the metal-organic framework is suitable for ammonia storage and handling at densities close to those of the liquefied and pressurized gas. (chemistryviews.org)
Therefore, it is possible that organic films may protect ambient acidic aerosols from being neutralized by ammonia (ambient and respiratory tract) and allowing them to retain their acidity to produce biological effect in the deep lung. (cdc.gov)

Anderson, J. S., Rittle, J. & Peters, J. C. Catalytic conversion of nitrogen to ammonia by an iron model complex. (nature.com)
Moreover, one molecule of this complex could generate up to 230 molecules of ammonia, the highest catalytic activity ever. (u-tokyo.ac.jp)
With our proton ceramic membranes, we can combine otherwise distinct steps of conventional hydrogen production from fuels like natural gas and ammonia into a single stage where heat for catalytic hydrogen production is supplied by the electrochemical gas separation. (greencarcongress.com)

Its formulated with micro color molecules for super fade resistant colors. (beautycollection.com)
Alkaline solutions swell the cuticle and allow the color molecules to be deposited into the inner cortex of the hair. (goldwell.com)

As a base, ammonia binds to acidic centers. (chemistryviews.org)
In the atmosphere, gaseous ammonia (NH1) is an important neutralizing substance for acidic aerosols. (cdc.gov)

The examples on this page are all simple in the sense that they only contain two sorts of atoms joined by single bonds - for example, ammonia only contains a nitrogen atom joined to three hydrogen atoms by single bonds. (chemguide.co.uk)

It is moderately polar with a dipole moment of 0.6 D. The nitrogen center is basic but much less so than ammonia. (wikipedia.org)
Ammonia, often present in exhaust gas samples, is a polar molecule gas that interacts with walls of the gas sampling and analysis equipment resulting in delayed instrument response. (sae.org)

The reversible uptake and release of ammonia proceeds by a unique sorption mode. (chemistryviews.org)
Rapid site exchange could be one of the reasons for effective ammonia uptake. (chemistryviews.org)
YCA is also working closely with the Pilbara Ports Authority on assessing the potential uptake of ammonia bunkering (refueling) at the region's ports, particularly for iron ore carriers operating to and from key Asian markets. (chemicalonline.com)

Therefore, ammonia, as a nitrogen source, is produced industrially from nitrogen gas through a method called the Haber-Bosch process. (u-tokyo.ac.jp)
Ammonia is an essential nitrogen source for plants and a basic chemical. (chemistryviews.org)

This yellow, oily, pungent-smelling and explosive liquid is most commonly encountered as a byproduct of chemical reactions between ammonia-derivatives and chlorine (for example, in swimming pools). (wikipedia.org)

Through a chemical reaction between nitrogen gas at normal pressure, and an electron source (reductant) and a proton source, the scientists formed ammonia at room temperature in the presence of the complex as a catalyst. (u-tokyo.ac.jp)
With the ability to run on natural gas, biogas, or ammonia, the proton ceramic membranes offer a fuel-flexible and fuel-flexible hydrogen production platform. (greencarcongress.com)
The nitrogen atom in the molecule has a lone electron pair , and ammonia acts as a base , a proton acceptor. (wikidoc.org)

Here, we demonstrate that ammonia can be synthesized at 45 °C and 1 bar via a mechanochemical method using an iron-based catalyst. (nature.com)
A joint group of University of Tokyo researchers and their collaborators designed and synthesized a new molybdenum-dinitrogen complex, and succeeded in converting nitrogen gas directly into ammonia at room temperature and normal atmospheric pressure by using this complex as a catalyst. (u-tokyo.ac.jp)

This page explains how to work out the shapes of molecules and ions containing only single bonds. (chemguide.co.uk)
If you are interested in the shapes of molecules and ions containing double bonds, you will find a link at the bottom of the page. (chemguide.co.uk)

Saturn's clouds are also made of ammonia which smells! (windows2universe.org)
If you are staying hydrated, urinating frequently and eating a healthy diet, but you are still experiencing ammonia smells, then you may want to speak with a medical professional. (healthmad.com)

This synthetic nitrogen fixation-conversion of nitrogen gas into more reactive nitrogen compounds like ammonia-requires high temperature (400-600 degrees Celsius) and high pressure (100-200 atmospheres) to synthesize ammonia from nitrogen and hydrogen gases, consuming huge quantities of energy. (u-tokyo.ac.jp)

The shape of a molecule or ion is governed by the arrangement of the electron pairs around the central atom. (chemguide.co.uk)

Chemical giant Yara will provide the green ammonia, which it plans to produce at a plant in southern Norway . (ieee.org)
YCA is currently developing the Project Yuri renewable hydrogen plant at parent company Yara ASA's Yara Pilbara ammonia operations just 40 kilometres away. (chemicalonline.com)
Through Project Yuri, Yara will inject the first green molecules into an existing Australian ammonia plant. (chemicalonline.com)

Ammonia is found in small quantities in the atmosphere, being produced from the putrefaction of nitrogenous animal and vegetable matter. (wikidoc.org)

They discovered that it could take up gaseous ammonia up to a density that comes close to that of liquid ammonia under ambient conditions. (chemistryviews.org)

[1] [2] Most cosmic dust particles measure between a few molecules and 0.1 mm (100 μm ), such as micrometeoroids . (wikipedia.org)

12 Oil in Ammonia Output Oil absorbance at 2920 and height relates to concentration 0 .1 .2 .3 .4 .5 .6 .7 3050 3000 2950 2900 2850 2800 2750 Absorbance(a.u. (slideshare.net)
The strength of such solutions is measured in units of baume (density), with 26 degrees baume (about 30 weight percent ammonia at 15.5 °C) being the typical high concentration commercial product. (wikidoc.org)
[3] Household ammonia ranges in concentration from 5 to 10 weight percent ammonia. (wikidoc.org)

In 2010 world ammonia production was 157m tonnes, with CO 2 emissions of 300m tonne, about 1% of world greenhouse emissions. (thebreakthrough.org)
The worldwide ammonia production in 2004 was 109 million metric tonnes. (wikidoc.org)

Substances containing ammonia, or that are similar to it, are called ammoniacal . (wikidoc.org)

A lack of certain amino acids can cause elevated levels of ammonia in the blood. (medlineplus.gov)

4 , using six ordinary differential equations (ODEs) - two for glutamate and the ribosomes (a proxy for cellular machinery) in the two regions of the biofilm each, the enzyme glutamate dehydrogenase and ammonia. (nature.com)
PDEs are used to simulate the gradient of ammonia and glutamate, and two more ODEs describe the dynamics of housekeeping proteins and the enzyme glutamate dehydrogenase (GDH). (nature.com)
Oximes such as pralidoxime help regenerate the protein enzyme targeted by nerve agents (called "cholinesterase"), but do not interact with nerve agents that have not yet bound a cholinesterase molecule. (cdc.gov)

Finland's Wärtsilä plans to begin testing ammonia in a marine combustion engine in Stord, Norway, by late March. (ieee.org)

Isomers are molecules with the same molecular formula but different arrangements of atoms. (creative-chemistry.org.uk)
Some have called NIST's innovation a molecular clock, because it was based on resonances in the ammonia molecule, which contains four atoms. (nist.gov)
Molecular imprinting is a process in which functional and crosslinking monomers are co-polymerized in the presence of the target analyte, the imprint molecule. (intechopen.com)

Production of ammonia via a chemical looping process based on metal imides as nitrogen carriers. (nature.com)
Perhaps it is time to take a hard look at another industrial chemical with dangerous global warming impacts - ammonia. (thebreakthrough.org)
Dozens of chemical plants worldwide produce ammonia. (wikidoc.org)

When plants and animals die and decay, they give off ammonia. (windows2universe.org)

Nitrogen is an essential element for living things included in proteins and other biological molecules. (u-tokyo.ac.jp)

Fig. 2: Reaction kinetics of nitrogen dissociation and ammonia yield. (nature.com)
At the bottom of the apparatus was a trap to capture any molecules made by the reaction. (bibliotecapleyades.net)

As expected, this molybdenum-dinitrogen complex has a longer life and produces ammonia more rapidly than others reported so far. (u-tokyo.ac.jp)

Ammonia is a compound with the formula N H 3 . (wikidoc.org)

When the peripheral cells grow fast, the interior cells start to starve of glutamate, leading to a decline in the production of ammonia. (nature.com)
INPEX, with stakes in both hydrogen and ammonia production, will likely be the largest investor in the overall project across the entire value chain, from production to export. (tmcnet.com)

Vopak Moda currently operates ammonia storage and handling infrastructure from its Very Large Gas Carriers (VLGC)-capable deepwater berth which is located in the deepest part of the Houston Ship Channel. (tmcnet.com)

For all these reasons, ammonia (NH 3 ) is gaining favor in the global shipping industry, a multitrillion-dollar machine in need of cleaner fuels to power the freighters and tankers that haul manufactured goods and bulk materials across the ocean. (ieee.org)
A development team from CoorsTek Membrane Sciences, in collaboration with international research partners, have successfully used ceramic membrane technology to develop a scalable hydrogen generator that makes hydrogen from electricity and fuels including natural gas, biogas and ammonia with near zero energy loss. (greencarcongress.com)

Astrocytic functions modulate neu- served in patients with liver failure and/or ronal ammonia toxicity because ammonia is portal-systemic bypass. (who.int)

Made with this fossil hydrogen, ammonia is a large greenhouse emitter. (thebreakthrough.org)

Inheritance of Single-Gene Disorders Genes are segments of deoxyribonucleic acid (DNA) that contain the code for a specific protein that functions in one or more types of cells in the body or code for functional RNA molecules. (msdmanuals.com)

Although ammonia contributes significantly to the nutritional needs of the planet, the gas itself is caustic and can cause serious health damage. (wikidoc.org)
Significantly, the adsorption of deuterated ammonia in MFM-300(Al) revealed a new type of adsorption," the researchers remarked. (chemistryviews.org)

Ammonia, one of the most important synthetic feedstocks, is mainly produced by the Haber-Bosch process at 400-500 °C and above 100 bar. (nature.com)
Perhaps half of all nitrogen delivered to crops comes from synthetic ammonia. (thebreakthrough.org)
About 80% of all the nitrogen in our bodies comes from synthetic ammonia. (thebreakthrough.org)

Ammonia is a vital source of nitrogen fertilizer. (thebreakthrough.org)

[1] Exposure to very high concentrations of gaseous ammonia can result in lung damage and death. (wikidoc.org)

The United States Occupational Safety and Health Administration (OSHA) has set a 15-minute exposure limit for gaseous ammonia of 35 ppm by volume in the environmental air and an 8-hour exposure limit of 25 ppm by volume. (wikidoc.org)

Because of its many uses, ammonia is one of the most highly produced inorganic chemicals. (wikidoc.org)
Hydrazines are manufactured from chemicals such as ammonia, dimethylamine, hydrogen peroxide, or sodium hypochlorite. (cdc.gov)

Using labeling experiments in which the hydrogen in ammonia was replaced by deuterium, the scientists discovered rapid deuterium exchange with hydrogen from the pore walls. (chemistryviews.org)

The interior cells produce ammonia, which is required to produce glutamine. (nature.com)
The Haber process to produce ammonia from the nitrogen in the air was developed by Fritz Haber and Carl Bosch in 1909 and patented in 1910. (wikidoc.org)
The ammonia was used to produce explosives to sustain their war effort. (wikidoc.org)

which processes the excess nitrogen (in the form of ammonia) that is generated when protein is used by the body. (medlineplus.gov)

If our bodies are healthy and properly hydrated, then no smell of ammonia is generally present. (healthmad.com)
When our bodies are sick or dehydrated, then our urine often is yellow and may have a heavy ammonia odor. (healthmad.com)

Ammonia has only half the energy density of traditional fuel, so storing it on board requires much more space. (ieee.org)

Catalysts for nitrogen reduction to ammonia. (nature.com)
Titanium-Mediated Reduction of Carboxamides to Amines with Borane-Ammonia" published in Molecules. (purdue.edu)

Anatomy7

Organisms10

Diseases4

Chemicals and Drugs54

Analytical, Diagnostic and Therapeutic Techniques and Equipment11

Phenomena and Processes31

Technology, Industry, Agriculture1

Information Science3

Health Care2

Methane9

Anhydrous4

Carbon19

20231

Clean ammonia4

Synthesis12

Gaseous molecules2

Urea3

Atoms or molecules2

Electrons3

Water14

Organic6

Catalytic3

Color molecules2

Acidic2

Hydrogen atoms1

Polar2

Uptake3

Nitrogen source2

Chlorine1

Proton3

Catalyst2

Ions2

Smells2

Temperature1

Atom1

Yara3

Atmosphere1

Ambient1

Particles1

Concentration3

Tonnes2

Substances1

Acids1

Enzyme3

Combustion1

Molecular3

Chemical3

Decay1

Biological1

Reaction2

Rapidly1

Compound1

Production2

Infrastructure1

Fuels2

Bypass1

Greenhouse1

Functional1

Significantly2

Synthetic3

Source1

Lung1

Exposure1

Chemicals2

Scientists1

Produce3

Processes1

Bodies2

Density1

Reduction2