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  • soil
  • ARS soil scientist Ann Kennedy is exploring the potential of using a profile of soil microbes to track soil dust back to a specific location, even to whether it came from a rural road or a farm field. (usda.gov)
  • Each community of soil microbes has a unique fingerprint that can potentially be used to track soil back to its source, right down to whether it came from dust from a rural road or from a farm field, according to a U.S. Department of Agriculture (USDA) soil scientist. (usda.gov)
  • Soil stabilizers generally did not have a great effect in limiting dust. (slideshare.net)
  • supernova
  • Artist's impression of dust formation around a supernova explosion. (wikipedia.org)
  • There were theories, sure, and the best one of the lot was that when a cloud of gas and dust collapsed (due to a collision with another cloud, or maybe the wind from a nearby star, or getting slapped around by a supernova blast), it formed a flat disk. (slate.com)
  • organic
  • In October 2011, scientists reported that cosmic dust contains complex organic matter (amorphous organic solids with a mixed aromatic - aliphatic structure) that could be created naturally, and rapidly, by stars . (wikipedia.org)
  • collector
  • 07/04/09 - The ST10ACEXT is a solid state programmable sequencer extender board, designed to provide an adjustable pulse to control the pulse valves on reverse jet dust collector. (ferret.com.au)
  • Working principle As the dirty air enters the cyclone dust collector, it is forced into a swirling movement. (alibaba.com)
  • diffuse
  • In the Solar System , dust plays a major role in the zodiacal light , Saturn 's B Ring spokes , the outer diffuse planetary rings at Jupiter , Saturn, Uranus and Neptune , and comets . (wikipedia.org)
  • in the clouds of the diffuse interstellar medium , in molecular clouds , in the circumstellar dust of young stellar objects , and in planetary systems such as the Solar System , where astronomers consider dust as in its most recycled state. (wikipedia.org)
  • The diffuse shell of gas and dust spread almost evenly after they were shucked off of their parent star. (space.com)
  • Detection
  • Swr Engineering Messtechnik Pty Ltd provide their customers a range of products and services, these include measurement equipment, level detection equipment, dust measurement and moisture measurement. (ferret.com.au)
  • Domestic
  • In the domestic environment, 95% of household dust is actually discarded human skin . (conservapedia.com)
  • Although child laborers are ubiquitous, they are often virtually invisible, toiling as domestic servants in homes, hidden from view on plantations or, in the case of Marjina's children, covered in black carbon dust behind the walls of an anonymous workshop. (cnn.com)
  • health
  • Though the extreme health risks of exposure to asbestos dust had been documented for many years, manufacturer James Hardie persisted in large-scale use of the material, aided by inadequate regulation by state health agencies. (wikipedia.org)
  • Not only does dust give the impression that your house is dirty, it can also cause health problems and property damage. (aprilaire.com)
  • Presentation
  • This presentation provides an overview of the recent dust control efforts that are being used in the western North Dakota oil producing counties. (slideshare.net)
  • found
  • The terminology has no specific application for describing materials found on the planet Earth except for dust that has demonstrably fallen to Earth. (wikipedia.org)
  • Ehren-berg has described several hundred kinds of diatoms found in atmospheric dust. (scientificamerican.com)
  • atmosphere
  • Dust in the atmosphere is produced by saltation and sandblasting of sand-sized grains, and it is transported through the troposphere . (wikipedia.org)
  • Dust is so universally diffused throughout the atmosphere that no place within the limits of animated existence can be said to be free from it under ordinary circumstances. (scientificamerican.com)
  • Large
  • Dust samples are also collected from surface deposits on the large Earth ice-masses (Antarctica and Greenland/the Arctic) and in deep-sea sediments. (wikipedia.org)
  • In view of these facts it will be seen that streets filled with dust, must be prejudicial to the sanitary condition of large towns, and that the laying of this dust by sprinkling, is more than a mere matter of comfort to their inhabitants. (scientificamerican.com)
  • environment
  • The environment in and around the workshops is loaded with carbon dust and other toxic material. (cnn.com)
  • Mars
  • One thing Mars does have in abundance is dust - and dust is the enemy of moving parts, particularly for long-term colonisation. (newscientist.com)
  • Steve Squyres and the Mars Exploration Rover team knew from the beginning that dust could cause a problem for the rovers, Spirit and Opportunity. (universetoday.com)
  • time
  • The astronomers accumulate observational 'snapshots' of dust at different stages of its life and, over time, form a more complete movie of the Universe's complicated recycling steps. (wikipedia.org)
  • He realized that these new objects were made up of gas or dust, rather than being clusters as thought at the time. (space.com)
  • Products
  • 10. Products that provided a veneer had a limited life of dust suppression. (slideshare.net)
  • Products which penetrated the aggregate surface to provide a crust had a significant effect in controlling dust. (slideshare.net)
  • Insufficient labeling requirements Consumer products generally are required to list ingredients, but not the quantities of each, which makes angel dusting difficult for the consumer to detect. (wikipedia.org)
  • collection
  • The evolution of dust traces out paths in which the Universe recycles material, in processes analogous to the daily recycling steps with which many people are familiar: production, storage, processing, collection, consumption, and discarding. (wikipedia.org)
  • Cosmic dust can also be detected directly ('in-situ') using a variety of collection methods and from a variety of collection locations. (wikipedia.org)
  • matter
  • and the same matter may have been a million times exchanged and transported, so that the dust which is perhaps this moment provoking the reader to sneeze, may be a portion of that which once revolted against puritan persecution, and wended its way from the Colony of Massachusetts, to find a grave beneath a Rhode Island apple tree. (scientificamerican.com)
  • Dust is commonly regarded as being matter of death. (scientificamerican.com)
  • Earth
  • Thousands of tons of cosmic dust are estimated to reach the Earth's surface every year, with each grain having a mass between 10 −16 kg (0.1 pg) and 10 −4 kg (100 mg). The density of the dust cloud through which the Earth is traveling is approximately 10 −6 dust grains/m 3 . (wikipedia.org)
  • solutions
  • Our whole-home ventilation solutions expel stale, dusty indoor air and exchange it for fresh, dust-free outdoor air. (aprilaire.com)
  • work
  • The hours are long, the work tedious, and everything -- walls, ceilings and even the children's faces -- is covered with black carbon dust. (cnn.com)
  • made
  • One-third of the global land area is covered by dust-producing surfaces, made up of hyper-arid regions like the Sahara which covers 0.9 billion hectares, and drylands which occupy 5.2 billion hectares. (wikipedia.org)
  • come
  • If they knew the dust was going to be a problem, why didn't they come up with a way to solve the problem? (universetoday.com)
  • give
  • Angel dusting is the misleading marketing practice of including a minuscule amount of an active ingredient in a cosmetic, cosmeceutical, dietary supplement, food product, or nutraceutical, insufficient to give any measurable benefit. (wikipedia.org)
  • Close
  • It's possible that HIP 12545 passed close enough to HD 15115 to disturb the dust disk, causing the asymmetry. (slate.com)
  • cause
  • One would wonder if the apparatus used to deploy the solar panels could be activated and maybe cause some of the dust to fall off. (universetoday.com)
  • issue
  • In Iran , the dust is already affecting more than 5 million people directly, and has emerged as a serious government issue in recent years. (wikipedia.org)
  • JPL's approach to the dust accumulation issue was just to put as many solar cells on the rovers as the mass budget and size would allow. (universetoday.com)