Chaff

Chaff (/tʃæf/; also UK: /tʃɑːf/) is dry, scale-like plant material such as the protective seed casings of cereal grains, the scale-like parts of flowers, or finely chopped straw. Chaff cannot be digested by humans, but it may be fed to livestock, ploughed into soil, or burned.

For other uses, see Chaff (disambiguation).
Not to be confused with Bran.
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