16 Terms
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Radiation hazards
Terms related to radiation and its hazards.
Industry: Environment
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Radiation hazards
Calibration
Environment; Radiation hazards
The cheque or correction of the accuracy of a measuring instrument to assure proper operational characteristics.
Physical half life
Environment; Radiation hazards
The time required for a radioisotope to reduce activity by half.
Radiation
Environment; Radiation hazards
Alpha particles, beta particles, gamma rays, x-rays, neutrons, high speed electrons, high speed protons, and other charged particles capable of producing ions. Radiation, as used in this context, ...
Quarter
Environment; Radiation hazards
A period of time equal to one-fourth of the year observed by the licensee (approx. 13 consecutive weeks). Providing that the beginning of the first quarter in a year coincides with the starting ...
Proportional counter
Environment; Radiation hazards
A radiation detection instrument in which an electronic system receives pulses that are proportional to the number of ions formed in a gas-filled tube/probe by ionising radiation.
Quality factor
Environment; Radiation hazards
The modifying factor that is used to derive dose equivalent from the absorbed dose. They vary for different radiation types and reflect the degree of biological effect.
Pig
Environment; Radiation hazards
A container (usually lead) used to ship or store radioactive materials. The thick walls protect the person handling the container from radiation. Large containers are usually called casks.
