Roentgen equivalent man
The Rem, unit symbol rem ( roentgen equivalent in English for you ) is the traditional unit of equivalent dose, derived from the unit for the ion dose x-ray.
It was replaced on 1 January 1978 by the SI unit sievert ( Sv) and to the end of the transitional period no longer be used since 1 January 1985. However, still older instruments in circulation which have this unit.
100 Rem correspond to 1 sievert. 1 Rem equivalent to 10 millisieverts.
- Outdated unit (Physics)
- Radiometric unit
- Wilhelm Conrad Röntgen