шлам

Etymology
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Noun

 * 1) sludge waste from industrial processes, or sediment in a steam boiler
 * 2) slime, mud, ooze
 * 3) slurry
 * 4) sediment, silt, residue, bottoms
 * 5) tarry residue in engines
 * 6) drilling fluid, drilling mud
 * 7)  slip
 * 8) powdered product, formed as a precipitate in the electrolysis of certain metals and usually containing noble metals
 * 9) precipitation in the form of fine particles that are released during sedimentation or filtration of a liquid