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Tale of the tape

Humble desk adhesive is a tiny particle accelerator

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9:50am, October 8, 2010

Forget fancy particle accelerators — a cheaper tool for emitting X-rays is right there in the office supply cabinet. Pulling back Scotch tape emits X-rays, the same high-energy light emanating from airport security scanners and the interiors of galaxy clusters, and scientists now have a better understanding of why.

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