The U.S. Environmental Protection Agency's examination of its risk assessment principles and practices: a brief perspective from the regulated community.

In March 2004, the U.S. Environmental Protection Agency (U.

Exposure assessment and risk characterization for perfluorooctanoate in selected consumer articles.

An exposure assessment and risk characterization was conducted to better understand the potential human health significance of trace levels of perfluorooctanoate (PFO) detected in certain consumer articles. PFO is the anion of perfluorooctanoic acid (PFOA). Concentrations of PFO in the consumer articles were determined from extraction tests and product formulation information.