elutriates

/ɪˈluːtriˌeɪts/
verb
  1. To wash or purify a substance by separating fine particles from coarse ones using a stream of liquid (usually water).
    • To prepare the ceramic powder, the artist elutriates it in water to remove impurities.
    • In the gold mining process, workers elutriate crushed ore to collect tiny flecks of metal.
    • The lab technician elutriates the soil sample to separate clay from sand.
Synonyms
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