I am not talking about noice polution here but something more serious. HEALTH POLUTION!
You read on your own and decide if CNN is exxagerating it. (where can I find spelling check ah?)
This is an article as they found some chemical in the baby’s blood cord. http://edition.cnn.com/2010/HEALTH/06/01/backpack.cord.blood/index.html
You want to know how to avoid them? You can still use perfume, cosmetic-just find the right one.