On Wednesday, January 3rd, 2018, Saigon (Ho Chi Minh City), experienced one of its highest PM 2.5 AQI readings with a reading of 191 early this morning. The smog was noticeable. From Hoang Dieu street in District 4, you could not see the Phu My Bridge in District 8 which was just 5 kilometers away. So where is the PM 2.5 coming from? In short, since PM 2.5 tends … [Read more...] about Testing DIY Air Purifier on a bad air day in Saigon, Vietnam
Clean Air
AQBLUE masks in Saigon
I ordered a box of 10 AQBLUE PM2.5 masks. Arrived on time. Looking forward to wearing them. … [Read more...] about AQBLUE masks in Saigon
Good air vs bad air days in Saigon
Saigon is experiencing more bad air days with PM 2.5 levels above 150 AQI. Below is a photo from my apartment to Phu My Hung. Notice that the Phu My Hung Bridge on the top photo. Below it disappears. It is only 5 km away. … [Read more...] about Good air vs bad air days in Saigon
Air Quality in Long An, Vietnam
Nearly 11 months ago I took my first air quality reading in Long An about 30 km south of Ho Chi Minh City, Vietnam. I was surprised that I got an AQI reading of 41 (about 10 micrograms which is the safe level for clean air based on WHO standards). Currently at the same location I got the following reading: This is 58 micrograms or roughly 152 AQI which is unhealthy. … [Read more...] about Air Quality in Long An, Vietnam
Xiaomi Air Purifer 2 Test in Auto mode
The Xiaomi Air Purifier 2 currently seems to be one of the most popular air purifiers in Vietnam. Costing only 2.6 million VND, this makes the Xiaomi Air Purifier 2 a good value. Replacement filters are around 600,000 VND. My personal air purifier, a BlueAir 203, cost me about $500 USD in Shanghai a year ago. I can see why many would gravitate towards the Xiaomi. I even bought … [Read more...] about Xiaomi Air Purifer 2 Test in Auto mode