What to do on bad air without particle counter

We know use particle counter to test bad air quality. but what we do in normal life.

• Haze weather less open a window, had better not go out or exercise.
• Go out wearing a professional dust mask.
• Drink tea, tung characteristics of particles, platycodon grandiflorum soup "clear lung dusting" tea.
• A small amount of vitamin D supplements.
• Use air purifier in home and office.

To know air quality easy with handheld particle counter and give you health air.
www.homehealthywater.com
www.skin-analyzer.com
www.ionaircleaner.com