It’s allergy season again. Spring is here, and the catkin white fluff is in the air! Lately, I’ve noticed many people wearing these Pitta masks out on the streets of Beijing. They look sleek, but I wondered whether they actually work. After all, data shows that Japan’s air quality is much better than China’s, so it’s possible that they were designed for things other than […]
Tag: review
What is the best air purifier on the market today?
I started thinking about this question a lot because I was living in Beijing, and the “airpocalypse” struck: I had a cough I couldn’t shake for weeks, so I started doing research into air purifiers. Unlike another answer here, I wasn’t concerned about allergens like pollen. I was concerned about the very small particles […]
How Accurate is the Huawei Air Quality Monitor? New Test!
When I started building DIY air purifiers in Beijing to protect my lungs from this… …I wanted to test the air in my home, but particle counters were really expensive. Most cost around $1,000 or $2,000 dollars. But then there was the Dylos, which I bought for about $260. […]
Xiaomi Mi 2 Auto Mode Leaves Air Unsafe for 86% of hours | Review
For the last three years, I’ve been saying clean air doesn’t need to cost an arm and a leg. I set up the social enterprise Smart Air to provide low cost purifiers to people in places like China and India to show this. So when the Xiaomi 2 air purifier came out for under $150 (10,000INR / […]