Pyrophoricity

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

A substance is pyrophoric (from Ancient Greek: πυροφόρος, pyrophoros, 'fire-bearing') if it ignites spontaneously in air at or below 54 °C (129 °F) (for gases) or within five minutes after coming into contact with air (for liquids and solids).

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

Image: Los Alamos National Laboratory, Attribution, via Wikimedia Commons.