Image credit Dow Chemical Comments to the post What is the Best Way To Build A Wall? Not A Simple Answer wondered why we wanted to reinvent the wall. The consensus was “Having XPS on the exterior is, I think, the easiest and best solution.” I will be honest and say that I have been frustrated over the last year that nobody seems to care that the stuff is full of HBCDD , a persistent bioacculative toxicant that according to Toxicologist Read the full story on TreeHugger
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Europeans To Ban Fire Retardants and Phthalates Critical To American Building Industry