Randy W Posted April 18, 2016 Report Share Posted April 18, 2016 in the WSJ. You need a subscription to read the article, but the video is free New Gadgets Help Chinese Cope With Pollution “The 3M mask suffocates me if I wear it too long,” Ms. Li said about one of the more popular types of masks available in China. She liked the Mini Lung-Pro, which retails for 190 yuan ($29), so much that she bought five more for her friends, though she admitted the nose-to-arm apparatus does turn heads on the street. the Laser Egg Meet the world’s most popular smart air quality monitor. If I can find out more about it, maybe I'll order one Their story Link to comment
Randy W Posted April 18, 2016 Author Report Share Posted April 18, 2016 An article about them in the SCMP last year Laser Egg air quality monitor to give indoor pollution readings for Chinese market Link to comment
Randy W Posted April 18, 2016 Author Report Share Posted April 18, 2016 A review -Checking Your Indoor PM2.5, Cheaply, With The Laser Egg So how reliable is the Laser Egg, and is the price too good to be true? For accuracy, you can check out the company’s own comparison testing with the US Embassy’s monitor, but perhaps you’d rather see more independent tests such as this reviewer’s comparative testing with much more expensive sensors. It’s in Chinese but just from his photos you see they’re generally the same. I’ve discussed the Egg with some pollution experts in Beijing and they’re generally supportive but mention that humidity can mess with the numbers a bit, and also putting Eggs side to side will show slightly different numbers. But in general, on a consumer level, it certainly does what it says it does. Comparing with the U.S. Embassy in Beijing Just how accurate is the Laser Egg? Link to comment
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