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Winnowing is a process by which chaff is separated from grain. It can also be used to remove pests from stored grain. Winnowing usually follows threshing in grain preparation. 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.
After the grain had been beaten out by the flail or ground out by other means the straw was carefully raked away and the corn and chaff collected to be separated by winnowing when there was a wind blowing. This consisted of tossing the mixture of corn and chaff into the air so that the wind carried away the chaff while the grain fell back on ...
Barns may have a granary room or a separate granary building may have been used to store the threshed crop. A unique barn feature in some barns in parts of the northeast United States, called a swing beam , was designed for animals to walk in circles around a pole inside the barn pulling a device to thresh the grain instead of using a flail. [ 7 ]
The sender wants to send a message to the receiver ().In the simplest setup, Alice enumerates the symbols in her message and sends out each in a separate packet.If the symbols are complex enough, such as natural language text, an attacker may be able to distinguish the real symbols from poorly faked chaff symbols, posing a similar problem as steganography in needing to generate highly ...
One form, once common by the Mediterranean Sea, was "about three to four feet wide and six feet deep (these dimensions often vary, however), consisting of two or three wooden planks assembled to one another, of more than four inches wide, in which is several hard and cutting flints crammed into the bottom part pull along over the grains. In the ...
A Japanese winnowing basket (2007) A winnowing basket or fan is a tool for winnowing grain from chaff while removing dirt and dust too. [1] They have been used traditionally in a number of civilizations for centuries, [2] and are still in use today in some countries.
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In the song "Thrasher" from the album Rust Never Sleeps, Neil Young compares the modern threshing machine's technique of separating wheat from wheat stalks to the natural forces of time that separate close friends from one another. Threshing machines appear in Twenty One Pilots' music video for the song "House of Gold".