A Los Angeles police officer stands by a sound cannon at a demonstration in Anaheim – Chinese scientists say they have taken the technology to a new level. Photo: AFP

Chinese scientists develop handheld sonic weapon for crowd control

  • Gas-powered device passed for mass production after two years of research
Topic |   China science

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A Los Angeles police officer stands by a sound cannon at a demonstration in Anaheim – Chinese scientists say they have taken the technology to a new level. Photo: AFP
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Stephen Chen

Stephen Chen

Stephen Chen investigates major research projects in China, a new power house of scientific and technological innovation. He has worked for the Post since 2006. He is an alumnus of Shantou University, the Hong Kong University of Science and Technology, and the Semester at Sea programme which he attended with a full scholarship from the Seawise Foundation.