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R

RAD
Radiation Absorbed Dose. (1) The special unit of absorbed dose of ionizing radiation. A dose of one rad equals the absorption of 100 ergs of radiation energy per gram of absorbing material. (2) One RAD of absorbed dose id equal to .01 joules per kilogram.

Radionuclide

Any nuclide that emits radiation.

ROD

Record of Decision. A public document that explains which cleanup alternative(s) will be used at a National Priorities List site. The record of decision is based on information and technical analysis generated during the remedial investigation/feasibility study and consideration of public comments and community concerns.


S

Superfund
The program operated under the legislative authority of CERCLA and SARA that funds and carries out the EPA solid waste emergency and long term removal remedial activities. These activities include establishing the National Priorities List investigating sites for inclusion on the list, Determining their priority level on the list, and conducting and/or supervising the ultimately determined cleanup and other remedial actions.



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Last modified: 1 April 2002 by dave eckels
ESC Glossary: etd/library/glossary/glossaryRS.html