Vitriol

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

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

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What Wikipedia says

Vitriol is the general chemical name encompassing a class of chemical compounds comprising sulfates of certain metals – originally, iron or copper. Those mineral substances were distinguished by their color, such as green vitriol for hydrated iron(II) sulfate and blue vitriol for hydrated copper(II) sulfate.

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

Image: Ra'ike (see also: de:Benutzer:Ra'ike), CC BY 3.0, via Wikimedia Commons.