They can make their way in through the air (indoor air is actually more
toxic than outdoor air), in the household products we use, and especially on the bottom of our shoes.
Toxic Indoor Air It is not uncommon for interior air to be more contaminated with toxic chemicals than the air outd
Toxic Indoor
Air It is not uncommon for interior air to be more contaminated with toxic chemicals than the air outdoo
Air It is not uncommon for interior
air to be more contaminated with toxic chemicals than the air outdoo
air to be more contaminated with
toxic chemicals than the air outd
toxic chemicals
than the
air outdoo
air outdoors.