Question

The method of separation of grain and chaff​

Answer 1

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Winnowing is an agricultural method developed by ancient cultures for separating grain from chaff. In its simplest form it involves throwing the mixture into the air so that the wind blows away the lighter chaff, while the heavier grains fall back down for recovery.

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Answer 2

Answer:

Winnowing is an agricultural method developed by ancient cultures for separating grain from chaff. It can also be used to remove pests from stored grain. ... Techniques included using a winnowing fan (a shaped basket shaken to raise the chaff) or using a tool (a winnowing fork or shovel) on a pile of harvested grain.

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