Thorin

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Notion

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Science and technology

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What Wikipedia says

Thorin (also called thoron or thoronol) is an organoarsenic compound. It can be used as an indicator in the determination of barium, beryllium, lithium, uranium and thorium compounds. Being a compound of arsenic, it is highly toxic.

Excerpt from the Wikipedia article “Thorin (chemistry)”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Xplus1, Public domain, via Wikimedia Commons.