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Soman (or GD, EA 1210, Zoman, PFMP, A-255, systematic name: O-pinacolyl methylphosphonofluoridate) [1] is an extremely toxic chemical substance. It is a nerve agent , interfering with normal functioning of the mammalian nervous system by inhibiting the enzyme cholinesterase .
Pesticide distribution Oil spill Oil spill creek. Ecotoxicity, the subject of study in the field of ecotoxicology (a portmanteau of ecology and toxicology), refers to the biological, chemical or physical stressors that affect ecosystems.
Toxic capacity can mean the toxicity of a substance, possibly in relation to a specific organism and toxic capacity can mean the capacity of an organism, organic system or ecosystem to contain a toxic substance or a selection of toxic substances (a compound) without showing signs of poisoning or dying.
Toxicity is the degree to which a chemical substance or a particular mixture of substances can damage an organism. [1] Toxicity can refer to the effect on a whole organism, such as an animal, bacterium, or plant, as well as the effect on a substructure of the organism, such as a cell (cytotoxicity) or an organ such as the liver (hepatotoxicity).
Toxication, toxification or toxicity exaltation is the conversion of a chemical compound into a more toxic form in living organisms or in substrates such as soil or water. The conversion can be caused by enzymatic metabolism in the organisms, as well as by abiotic chemical reactions .
Ammonia toxicity is often seen through two routes of administration, either through consumption or through endogenous ailments such as liver failure. [ 89 ] [ 90 ] One notable case in which ammonia toxicity is common is in response to cirrhosis of the liver which results in hepatic encephalopathy , and can result in cerebral edema (Haussinger ...
A malodorant is a chemical compound whose extreme stench acts as a temporary incapacitant.It attacks the olfactory and/or trigeminal nerves of the person introduced to the chemical.
Tabun itself was also highly toxic, and final reactions were conducted behind double glass walls. [22] Large scale manufacturing of the agent resulted in problems with tabun's degradation over time, and only around 12,500 tons of material were manufactured before the plant was seized by the Soviet Army .