Thread

Thread or threads may refer to:

Thread (yarn), a kind of thin yarn used for sewing
Thread (unit of measurement), a cotton yarn measure
Screw thread, a spiral ridge on a cylindrical fastener

https://en.wikipedia.org/wiki/Thread

"There are all kinds of interesting questions that come from a knowledge of science, which only adds to the excitement and mystery and awe of a flower."
Richard Feynman

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