Volcanic gas

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.

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Notion

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Science and technology

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What Wikipedia says

Volcanic gases are gases given off by active (or, at times, by dormant) volcanoes. These include gases trapped in cavities (vesicles) in volcanic rocks, dissolved or dissociated gases in magma and lava, or gases emanating from lava, from volcanic craters or vents.

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

Image: James Shook (= JShook), CC BY-SA 3.0, via Wikimedia Commons.