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Protect Yourself from Dusty Air in the House
There are devices filtering these extremely small size particles which can help you protect yourself and your family from the hazardous effects of PM2.5

At Home-How to choose Air Purifier to match your needs
This is the first thing that you’ll want to consider when selecting the best air purifier for your home.
The smaller the dust particles is, the more hazardous it is to your health. Air purifier that is able to capture tiny particles up to 0.1 microns will be able to filter PM 2.5 dust as well.
This type of air purifier is able to detect dust in the air and adjust the working level automatically

Protect Yourself from Dusty Air in the Car
How to protect yourself in the Car
Use air purifier in the car to reduce the risk from the duty air
Clean and vacuum your car regularly
Avoid opening the car window 
while driving
Make sure your air purifier & air conditioning are working well
    Change air purifier filter regularly