Motor oil

Rarity: Rare

A topic known well beyond its field, found in many languages.

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

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Notion

Domain

Science and technology

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What Wikipedia says

Motor oil, engine oil, or engine lubricant is any one of various substances used for the lubrication of internal combustion engines. Motor oils typically consist of base oils enhanced with various additives, particularly antiwear additives, detergents, dispersants, and, for multi-grade oils, viscosity index improvers.

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

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