levigation


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levigation

 [lev″ĭ-ga´shun]
the grinding to a powder of a moist or hard substance.

lev·i·ga·tion

(lev'i-gā'shŭn)
Process of moistening a powdered chemical before mixing it into a cream or ointment to lessen the graininess of the drug.
[L. levigatio, fr. levis, smooth]
References in periodicals archive ?
The waste levigation sludge is temporarily stored in open-air storage systems at the ceramics plants, or can be disposed of at considerable expense.
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No washing or levigation' basins for the clay exist since, according to the chemical analysis of the clays, the potters did not extract anything nor did they add anything to the clay other than organic material in some cases.
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By levigation the fine clay is separated from the quartz and run off to stiffen before being formed into brick (a unit of measurement) and dried prior to transportation.
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