"U.S. EPA has quietly released a full list of ingredients in the two controversial dispersants BP PLC is using to combat the Gulf of Mexico oil spill, following weeks of complaints from members of Congress and public health advocates that the dispersant manufacturer had kept its complete formula a secret from the public."

"CHEYENNE, Wyo. — A state agency that oversees oil and gas development voted Tuesday to require energy companies to disclose what chemicals they're pumping underground to improve the flow of oil and gas into well bores."

"As McDonald's today took the next step in recalling 12 million Shrek drinking glasses found to contain elevated levels of cadmium, both the company and the Consumer Product Safety Commission sought to tamp down concerns about the risk of the hazardous metal increasingly replacing lead in popular products."

"Over-reliance on the popular weed-killer Roundup has sped the evolution of weed species resistant to the herbicide, forcing some farmers to return to costlier and less environmentally-friendly methods of controlling crop-destructive infestations."

Tonight CNN completes its two-day special report, "Toxic America," detailing some of the ways Americans are exposed to toxic chemicals, their effects, and what can be done to reduce human exposure.

"If you're eating non-organic celery today, you may be ingesting 67 pesticides with it, according to a new report from the Environmental Working Group."