Explore: Atmosphere Exposure Chambers

the US National Institute for Occupational Safety and Health (NIOSH) as exposure to airborne contaminants that is "likely to cause death or immediate or

biogenic VOC, is emitted into the atmosphere primarily by trees which grow in coniferous forests. Most VOCs in Earth's atmosphere are biogenic, largely emitted

used to treat a diver with controlled atmosphere and pressure to prevent related injuries. Medical hyperbaric chambers can be used to decompress divers as

fraction varies) and nitrogen. It is sometimes called a "dissociated ammonia atmosphere" due to the reaction which generates it: 2 NH3 → 3 H2 + N2 It can also

around 20%. But higher-quality vacuums are possible. Ultra-high vacuum chambers, common in chemistry, physics, and engineering, operate below one trillionth

geiger counters and ionisation chambers) measure exposure. However, effects depend on the energy per unit mass, not the exposure measured in air. A deposit

minutes later. The substance is extremely deadly: VX fatalities occur with exposure to tens of milligram quantities via inhalation or absorption through skin

in the Milky Way, and from distant galaxies. Upon impact with Earth's atmosphere, cosmic rays produce showers of secondary particles, some of which reach

The following is a partial list of the "E" codes for Medical Subject Headings (MeSH), as defined by the United States National Library of Medicine (NLM)

permafrosts, and radon may also be released into groundwater and the atmosphere following seismic events leading to earthquakes, which has led to its