arsenic trioxide

noun

Chemistry.

1. a white, tasteless, amorphous, slightly water-soluble, poisonous powder, As 2 O 3 , used chiefly in the manufacture of pigments and glass and as an insecticide or weed-killer; arsenous acid.

arsenic trioxide

noun

1. Also called: arsenic. a white poisonous powder used in the manufacture of glass and as an insecticide, rat poison, and weedkiller. Formula: As 2 O 3

Example Sentences

Meanwhile, the Industrial Revolution had democratized arsenic: as a byproduct of smelting iron ore, arsenic trioxide was scraped out of chimneys in vast quantities.

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And it is full of arsenic trioxide, a compound that is produced by heating arsenopyrite ore, a mineral that has traces of gold.

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And one compound - arsenic trioxide - has also found a legitimate medical use, as an anti-cancer agent.

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In the form of arsenic trioxide, it can be used to treat acute promyelocytic leukemia, the book says.

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Oxidation may be effected by the addition to the glass mixture of a substance which gives up oxygen at a high temperature, such as manganese dioxide or arsenic trioxide.

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