oil filter

English

Noun

oil filter (plural oil filters)

  2. (engineering, automotive) A filter designed to remove contaminants from engine oil, transmission oil, lubricating oil, or hydraulic oil.
    • 1950, Popular Science Publishing Company, “Toilet Paper Filters Oil Better ... At Fraction Of Cost”, in The Popular Science Monthly‎[1], volume 156, page 270:
      An ordinary roll of toilet paper makes an ideal element for any oil filter. Laboratory tests prove it cleans oil faster and better than popular makes of filter elements.

Further reading

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