The conversation between human and AI assistant.
What do you think about PM2.5?
I'm worried about it, especially because I live in a big city with a lot of pollution. What can I do to protect myself from PM2.5?
There are several things you can do to help protect yourself from PM2.5, such as using an air purifier, wearing a mask when outside, and reducing your exposure by staying indoors when the air quality is poor. Do you have any other questions about PM2.5?