Regular methods of measuring plutonium discharges are useless when releases occur directly to the atmosphere from outdoor activities such as spills or open burning. It is essential to make estimates of the quanities of plutonium released in these situations.

Illustrated, clear discussion of risk factors to human health and the environment from the Rocky Flats nuclear plant.

Clear, concise description of factoring in unknown quanities when estimating the health risk of a nuclear facility.