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    reverse osmosis

    reverse osmosis - Dictionary definition and meaning for word reverse osmosis

    Definition
    (noun) (chemistry) a method of producing pure water; a solvent passes through a semipermeable membrane in a direction opposite to that for natural osmosis when it is subjected to a hydrostatic pressure greater than the osmotic pressure

Word used in video below:
text: number, you have to reverse the direction of the inequality.
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