Lasers.

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4 years ago
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A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation. The term "laser" originated as an acronym for "light amplification by stimulated emission of radiation

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good information

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User's avatar Maazkhan
4 years ago

thanks dude

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User's avatar Aliy17
4 years ago

Good

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User's avatar Zaidkhan
4 years ago

Keep it up

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User's avatar Zaidkhan
4 years ago
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