Methyldichloroarsine

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Science and technology

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What Wikipedia says

Methyldichloroarsine, sometimes abbreviated "MD" and also known as methyl Dick, is an organoarsenic compound with the formula CH3AsCl2. This colourless volatile liquid is a highly toxic vesicant that has been used in chemical warfare.

Excerpt from the Wikipedia article “Methyldichloroarsine”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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