https://www.engadget.com/2006-12-11-philips-patents-razor-light-technology-to-zap-hair-growth.html
Philips patents razor light technology to zap hair growth
Dec 11, 2006 - While most folks aren't exactly fond of going bald on their noggin, eliminating the pesky hair on faces and legs doesn't sound half bad. Aside from the...
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