Indoor Air Quality: A Growing Risk for School — But One That Can be Tackled

Dangerous particles can threaten student health, but one school’s experience shows how to minimize the risk

Outdoor Air: Full of Unseen Unexpected Particles That Can Work Their Way Indoors

An air expert and the NY Daily News found bacteria, dead skin cells, fungus, soot, & more in the city’s air—stressing the need for effective indoor air filters.