tmthyliu 提问: Just built a DIY air filter, pretty excited to have clean air in the house! I was wondering though, how does this work when the air conditioner is on? Does it make a difference at all? I don’t know how ACs work but it seems they pump more air into my room (where […]
Category: Indoor Air
How Safe is Indoor Air?
I recently did some research on whether indoor air is as bad as outdoor air. Before that, I had a conversation with a friend in Beijing that went something like this: Friend: I’m not sure if I can make badminton tomorrow. I have a basketball game in the day. Me: Oh man, do you play outside? […]