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  • word of the day

    invert soap

    invert soap - 365bet中国官方网站 definition and meaning for word invert soap

    Definition
    (noun) a class of synthetic detergents in which the surface-active part of the molecule is the cation
    Synonyms : cationic detergent

  • Word used in video below:
    text: we can use the same soap because soap is
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