Chapter 3.The Uncertainty of Risk but the Reality of Cost

Toxic Trouble in the Plastics Industry: Vinyl Chloride 65

A Threat to the Health of Newborn Infants: PCBs 72

Quantifying the Risks from Toxic Chemicals 76

On Being Exposed to Mixtures of Chemicals 84

Chemical Threats to Ecological Resources 86

Documenting Uncertainty Leads to Informed Decisions 89

Science, Values, and Environmental Priorities 91

The Judiciary Speaks Out on Risk and Uncertainty 94

Reducing Risks during the 1990s 98