Laboratory testing using microbes. The Ames test. Data is extrapolated from population studies resulting in estimates on the effects of exposure to certain materials. 90 days Regulatory agencies have adopted an approach that uses as an endpoint the risk of increasing an individual's chances of dying in any year by one in one million. Past abuse and careless use of pesticides 2.
Media inaccuracies ie.
Little knowledge of chemistry toxicology orthe scientific disciplines 4. Little knowledge of risk assessment 5.