Phenyldichloroarsine

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

Phenyldichloroarsine, also known by its wartime name phenyl Dick and its NATO abbreviation PD, is an organic arsenical vesicant (blister agent) and vomiting agent developed by Germany and France for use as a chemical warfare agent during World War I. The agent is known by multiple synonyms.

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

Image: Jynto (more from this user), CC0, via Wikimedia Commons.