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Published online 18 October 2002 | Nature | doi:10.1038/news021014-11
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Microwaves drill ceramics
Silent, dust-free drill melts mini-holes in glass and concrete.
A microwave drill can bore through materials such as concrete and glass, silently and without creating dust. By heating a target to nearly 2,000 ºC, the microwaves soften it up enough for a small rod to be pushed through.
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