Minnesota Public Radio slideshow:
Part 1: The science
<Previous1 2 3 4 5 6 7 8 9 10 Next>


Scotchgard has been a huge success for 3M over the past 50 years. But the chemicals which make the fabric protector work so well also have been found to remain in the environment for years. (MPR Photo/Mike Edgerly)

Scotchgard has been a huge success for 3M over the past 50 years. But the chemicals which make the fabric protector work so well also have been found to remain in the environment for years.

(MPR Photo/Mike Edgerly)
©2014 Minnesota Public Radio : Terms of Use