Raising $$ to sew masks? Use that money to buy real masks straight from China!
Category Archives: Air Pollution
Air pollution is the #1 topic on this website. Here is the entire collection of articles on this always-hot topic.
Wildfire Smoke: Tips For Staying Healthy
How To Choose An Air Purifier in China
My Quest For The Ideal Air Purifier Is Over.
I've proven that these new machines are keeping my family's indoor PM2.5 under 10 ug/m3, which is the goal of the WHO and thus should be everyone's goal. So why would I even want to test anything else?