Filter paper is a semi-permeable paper barrier placed perpendicular to a liquid or air flow. It is used to separate fine solids from liquids or air.
Read more about Filter Paper: Properties, Manufacture
Famous quotes containing the word paper:
“Gentleman. A man who buys two of the same morning paper from the doorman of his favorite nightclub when he leaves with his girl.”
—Marlene Dietrich (1904–1992)