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The Russian government denies producing or researching agents "under the title Novichok". [22] In September 2020, the German government said that opposition figure and anti-corruption activist Alexei Navalny, who was evacuated from Omsk to Berlin for treatment in late August after becoming ill during his flight, was poisoned by a Novichok agent.
Visible symptoms of arsenic poisoning following exposure. Poisoning is the harmful effect which occurs when toxic substances are introduced into the body. [1] The term "poisoning" is a derivative of poison, a term describing any chemical substance that may harm or kill a living organism upon ingestion. [2]
The use of "poison" as an adjective ("poisonous") dates from the 1520s. Using the word "poison" with plant names dates from the 18th century. The term "poison ivy", for example, was first used in 1784 and the term "poison oak" was first used in 1743. The term "poison gas" was first used in 1915. [9]
In legislative debate, a wrecking amendment (also called a poison pill amendment or killer amendment) is an amendment made by a legislator who disagrees with the principles of a bill and who seeks to make it useless (by moving amendments to either make the bill malformed and nonsensical, or to severely change its intent) rather than directly opposing the bill by simply voting against it.
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).
Since both reports are supposed to guide this year's revision of the federal government's dietary advice, the question of which to believe is of keen interest to businesses that oppose a reduction ...
A toxicologist working in a lab (United States, 2008)Toxicology is a scientific discipline, overlapping with biology, chemistry, pharmacology, and medicine, that involves the study of the adverse effects of chemical substances on living organisms [1] and the practice of diagnosing and treating exposures to toxins and toxicants.
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