Can the Air Inside be Polluted Too?
Yes! Although air pollution usually refers to the air outside, there are many things that create air pollution inside our homes, schools and other buildings. It can be caused by cigarette smoke, certain kinds of house paint, and some spray cans. Indoor air pollution can also come from mold that grows in damp, dark areas like closets.
There are many things we can do to keep our air clean. Here are some tips...