For those living in Saigon the last several years, it is becoming a norm to deal with rising air pollution as Autumn arrives. This year, in particular, the levels of PM 2.5 have risen significantly with a thick haze that covers the city all day. This haze started to show up last Friday in Saigon. With the haze came higher levels of PM 2.5. Normally with a rise in PM 2.5, … [Read more...] about Indonesian forest fires creating haze in Saigon?
This morning Saigon suffered yet another bad air morning with the AQI (air quality indicator) at 162 (50 AQI and below is healthy). With cooler weather, the air pollution in Saigon tends to get worse in the morning due to temperature inversions. What is Temperature Inversion? Temperature inversion is when the surface air temperature is cooler then the air above it (air is … [Read more...] about Temperature Inversion Pollution in Saigon
You are supposed to change your BlueAir HEPA filter every 6 months. There is a display that tells you when to change it. I decided to see how long I could use my HEPA filter before changing it. I judged the effectiveness using my AirVisual Node. Today my air purifier finally struggled jeep my bedroom below 50 AQI. Hence I changed the filter today. Below is my HEPA filter … [Read more...] about Changing BlueAir HEPA filter
Nearly ready for purchases. Just waiting on our new fan design and HEPA filters. Currently the unit will use a Senko fan. Senko DIY air purifier with hepa filter. LaserEgg next to it. Coming soon. As of July, 2018, we were not able to register a company to sell HEPA filters in Vietnam. To stay under the radar, it is best to order the HEPA filters directly from SmartAir and … [Read more...] about Coming soon: DIY Air Purifier in Vietnam
Edit (Feb. 1, 2020): With the coronavirus outbreak in China, this post is getting a lot of hits from Vietnam. First and foremost, PM2.5 masks (actually called respirators) are not a replacement for surgical masks. See this video to learn how to wear a surgical mask -> https://www.youtube.com/watch?v=CWrinkuoljE. --- I decided to do a post on all of the different PM 2.5 … [Read more...] about PM 2.5 masks I wear in Saigon (HCMC), Vietnam