'chaff' can also refer to...

catch old birds with chaff, you cannot


Richard Chaffers (1731—1765)

William Chaffers (1811—1892) authority on hallmarks and potters' marks


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Quick Reference

Extremely fine ribbons or wires of metal, metallized glass fibre, or plastic that act as passive radar reflectors. Clouds of chaff, released by sounding rockets, may be tracked to monitor upper-atmosphere winds. It is also used for radar calibration purposes.

Subjects: Meteorology and Climatology — Warfare and Defence.

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