Some Pointers on Using Laser Pointers - Sky & Telescope - Sky & Telescope
Regular green laser pointer used to detect hazardous chemicals
It's not polite to point” – U.S.... - GARD
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A laser pointer is a small handheld device with a power source and a laser diode emitting a very narrow coherent low-powered… | Laser pointers, Laser pointer, Laser
U.S. Coast Guard Secures Guilty Plea in Laser-Pointer Case
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What is the difference between a laser pointer and and a laser that can actually cut through things? - Quora
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