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|  DOE-HDBK-1130-98
1) Radiation dose rate = dose/time.
2) Radiation dose equivalent rate = mrem/hr.
3) Radiation absorbed dose rate = mrad/hr.
Table 1-6
Radiation Units
Rad
Rem
Roentgen (R)
(Radiation Absorbed Dose)
(Roentgen Equivalent Man)
Unit for
Unit for measuring absorbed
Unit for measuring dose
measuring
dose in any material.
equivalence (most
exposure.
commonly used unit).
Defined only for
Defined for any material.
Pertains to human body.
effect on air.
Applies only to
Applies to all types of
Applies to all types of
gamma and X-ray
radiation.
radiation.
radiation.
Does not relate
Does not take in to account
Takes into account the
biological effects
the potential effect that
energy absorbed (dose) and
of radiation to the
different types of radiation
the bio logical effect on the
human body.
have on the body.
body due to the different
types of radiation.
Equal doses of different
types of radiation (as
measured in rad) can cause
different levels of damage to
the body (measured in rem).
III. SUMMARY
(Insert facility-specific information.)
IV. EVALUATION
(Insert facility-specific information.)
13
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