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screen or a cloth, used to strain a liquid; a device of the character of a sieve or of a filter; specifically, an openwork or perforated screen, as for the end of the suctionpipe of a pump, to prevent large solid bodies from entering with a liquid.

Weighed; determined; reduced to equal or standard weight; as, tared filter papers, used in weighing precipitates.

self. (b) (Chem.) A small metallic drying oven, usually of copper, for drying and heating filter papers, precipitates, etc.; -- called also air bath. A modified form is provided with a jacket in the outside partition for holding water, or other volatile liquid, by which the temperature may be limited exactly to the req…

m the other may be directed upon anything to be washed or rinsed, as a precipitate upon a filter, etc. -- Washing fluid, a liquid used as a cleanser, and consisting usually of alkaline salts resembling soaps in their action. -- Washing machine, a machine for washing; specifically, a machine for washing clothes. -- W…