D.I.Y Air Purifier in 10 sec
posted in: Life in Chiang Mai
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This year, the air pollution in the North of Thailand is the worst in the history. Chiang Mai air quality hit the first ranking of World AQI chart last month. That how the air pollution was bad here. This is the first time for me to hear PM2.5 from the news and social network every single day until now. Below is the AQI virtual map on 16 Apr 2019 at night time. A few weeks earlier, there were so many … Read More