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calcium sulfide

noun

  1. a yellow to light-gray, slightly water-soluble powder, CaS, having the odor of rotten eggs when moist: used chiefly in the preparation of luminous paint, hydrogen sulfide, and as a depilatory in cosmetics.


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Example Sentences

Officials say investigators determined that the fumes came from calcium sulfide and sulfuric acid, and did not come from a natural gas leak.

The thread of nitrated cellulose may be rendered less inflammable by taking out the nitrate groups by treatment with ammonium or calcium sulfide.

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calcium silicatecalcrete