Protesters use laser pointers during a rally to demonstrate against the arrests of people caught in possession of laser pointers, which police classified as offensive weapons. Photo: AP
Lisa Lim
Opinion

Opinion

Language Matters by Lisa Lim

With lasers in the spotlight in Hong Kong protests, a look at the origin of the word

  • The word is in fact an acronym, for ‘light amplification by stimulated emission of radiation’
  • Lasers are used in barcode scanners, CD players, the harbourfront light show and, now, by protesters

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Protesters use laser pointers during a rally to demonstrate against the arrests of people caught in possession of laser pointers, which police classified as offensive weapons. Photo: AP
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