Regular green laser pointer used to detect hazardous chemicals

Hand-held laser pointers can now be used for something else besides doing presentations, projecting images of microorganisms, and disabling satellites. Next week, a group of scientists from Israel’s Ben-Gurion University of the Negev will be presenting a compact device that they created, which uses a garden-variety green laser pointer to detect dangerous substances such as explosives.

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【Powerful Laser】High power laser pointer pen can provide super light .The green laser can reach 50-100 meters in the daytime and 1000 meters at night.

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