Monthly Archives: July 2009

O Canada!

Richard Denison, Ph.D., is a Senior Scientist.

Some time back, I promised a look at whether Canada’s Chemical Management Plan provides a model for TSCA reform.  This post will provide that look.  Bottom line:  While our neighbor to the north has undertaken and accomplished a great deal over the past decade, it has done so with one hand tied behind its back.  Read More »

Posted in Health policy, International, TSCA reform / Tagged , , , , , , | Read 4 Responses

Hiding a toxic nanomaterial’s identity: TSCA’s disappearing act

Richard Denison, Ph.D., is a Senior Scientist.

In earlier posts (here and here), I discussed a notice EPA had received in July of 2008 from BASF reporting toxic effects at very low doses of a carbon nanotube (CNT) observed in a 90-day rat inhalation study.  In that notice, BASF had declared the specific identity of its CNT to be confidential business information, hence denying that information to the public.  Now, in a setting more to its liking, it appears the company has decided to reveal the identity after all. Read More »

Posted in Health policy, Nanotechnology, Regulation / Tagged , , , , , | Read 1 Response