1.  Cynthia Simpson, environmental director for the plant, said styrene, butadiene and cyclohexane were being burned in the fire.

2.  Even Francisco Nunez, former environmental director for Juarez and a perennial optimist, conceded that this was a major setback.

3.  Kara Lee, environmental director for Scenic Hudson in Poughkeepsie, a river advocacy group, questioned the way the study was conducted.

4.  But Robert Drew, health and environmental director for the American Petroleum Institute, said it is unclear whether new pollution standards will have an impact on public health.