Formaldehyde meters are often the size of a smartphone and can be bought for as little as US$7.50 online. Photo: CCTV

Popular Chinese handheld devices to measure formaldehyde fail tests

  • None of the 41 meters checked by Shanghai authorities provided reliable readings on indoor pollution
  • All of the products are sold online and their manufacturers are ‘suspected of exaggeration and false advertising’
Topic |   China Society

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Formaldehyde meters are often the size of a smartphone and can be bought for as little as US$7.50 online. Photo: CCTV
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