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adjective

anhydrous

without water; especially without water of crystallization

In a sentence

Six example sentences with anhydrous, each labelled with its topic.

  • Copper sulphate turns from blue to a pale powder when heated, and the anhydrous form greedily takes up moisture again.

    Science

  • Bakers in humid climates store anhydrous ingredients in sealed tins, since even a little damp ruins a meringue.

    Cooking

  • The battery cell must be assembled in an anhydrous room, because a few molecules of moisture will spoil the electrolyte.

    Technology

  • Farmers inject anhydrous ammonia into the soil ahead of planting, and the tanks must be kept sealed from any moisture.

    Environment

  • The pharmacist uses anhydrous lanolin as the base for the ointment, since a water-free base keeps the active ingredient stable.

    Medicine

  • Darkroom recipes specify anhydrous sodium sulfite, since the crystalline form carries water that throws the weights off.

    Photography

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