Pyrene

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

Pyrene is a polycyclic aromatic hydrocarbon (PAH) with the formula C16H10. Consisting of four fused benzene rings, it in a flat aromatic compound. This colorless compound is the smallest peri-fused PAH (one where the rings are fused through more than one face).

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

Image: Materialscientist, CC BY-SA 4.0, via Wikimedia Commons.