The following sites have good information posted that should help answer your questions about product safety testing and environmental safety research:

Biological Research for Animals & People (BioRAP)

The BioRAP series of newsletters includes one on Product Safety —

Johns Hopkins Center for Alternatives to Animal Testing (CAAT)

CAAT’s student newsletter, CAATALYST Volume 1, Issue 2 includes a discussion of the terms “cruelty-free” and “not tested on animals” —

U.S. Food and Drug Administration (FDA)

Specific pages of interest:

FDA Center for Food Safety and Applied Nutrition (CFSAN) —
FDA CFSAN Office of Cosmetics —
FDA CFSAN COS statement on animal testing —
FDA CFSAN COS explanation of “cruelty free” —

And, for additional perspectives:

Research Defense Society (RDS)

The Society of Toxicology (SOT)
Statement on animal research —