This HND piece describes crumb rubber, its applications, ASTM standards, and alleged health effects. Many studies have been run on this material, and it continues to get a clean bill of health. Recent concerns focus on possible effects related to its use on athletic fields and playground surfaces. Be prepared for some shoddy and silly "links" to diseases.
EPA has just released Part 1 of a major study on crumb rubber, and the material continues to look good. Apparently, though, that will not suffice for the doom profiteers, fear entrepreneurs, and those desperately looking for the "cause" of their illness. Sort of reminds me of the mega-overblown radon scare, which I had mocked years ago. One advocate did hit me with his unassailable argument, though:
"I know you're wrong, and I can prove it! The house of this guy down the street had radon...and he died!"
Read the complete article.