Pollen winnower is designed to separate pollen from "chaff" using a current of air. It consists of a centrifugal fan and a set of two oscillating sieves.
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Availability date: 2013-02-22
Dry cleaner is a device for separating bee pollen from contamination. Pollen dry cleaner consists of a centrifugal fan made of several flat blades and a set of two movable sieves.