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A winnowing machine was traditionally used to separate yield from chaff. The pictured type of winnowing machine was likely used to separate chaff from tea leaves.

Winnowing Machine

A winnowing machine was traditionally used to separate yield from chaff. The pictured type of winnowing…

An illustration of a rice winnower.

Winnowing Rice

An illustration of a rice winnower.

Tea leaves are passed through sieves then winnowed via tossing on large bamboo trays.

Winnowing Tea Leaves

Tea leaves are passed through sieves then winnowed via tossing on large bamboo trays.