Last week, Saigon woke up to unhealthy air measuring 156 AQI at the US Consulate or roughly 65 micrograms. This gave me an opportunity to test my SmartAir Original DIY fan and HEPA filter in my other room. As you can see from the photos below, LaserEgg gave an AQI reading of 95 or 32 micrograms. The safe US levels are 12 micrograms so my room was 3 times above the safe … [Read more...] about Four hour test of SmartAir Original DIY air purifier in Saigon (HCMC)
Clean Technology
Cleaner Indoor Air in Saigon (Vietnam)
After four years out of Vietnam, I have finally returned "home" to Saigon. There have been much changes to the city. Development seems quite higher than when I first left in 2013. You see new apartment buildings and shopping centers across the city. More cars and motorbikes clog the streets. More factories have moved from China to Vietnam due to lower labor costs. Vietnam also … [Read more...] about Cleaner Indoor Air in Saigon (Vietnam)
What happens when air purifier is left off
Well, I will need to keep at least one of my air purifiers on on bad air days. These readings surprise me. We are unsure where the bad air enters our apartments still. Yes, without an air purifier, your home's AQI will be higher than the outside AQI. … [Read more...] about What happens when air purifier is left off
Hanoi AQI is horrible
Climates wise Hanoi is probably comparable to Shanghai. Seems that more factories have relocated from China to Vietnam, specifically outside of Hanoi. Hence when comparing the airs between the two cities, people in Hanoi should be shocked. See below: Remember, readings inside homes and apartments will be higher than outside. Below is the same reading currently in … [Read more...] about Hanoi AQI is horrible
Saigon air better than Shanghai now
Well, with winter coming to Shanghai soon, I was warned that the pollution of the air will get worse. Though I am not in Shanghai now, the air is quite bad. I will probably need to wear my mask there when I return Sunday. I brought some 3M PM2.5 masks for a friend. I will bring more and some air purifiers next month to Saigon. Hanoi's air is terrible. … [Read more...] about Saigon air better than Shanghai now