Phil in SF quoted The Oxygen Farmer by Colin Holmes
After 35 years of living on the Moon, cranky old oxygen farmer Millennium Harrison has …
Rem levels are point five two times ambient background standard. Personal protective measures should be considered. Radiation advisory.
— The Oxygen Farmer by Colin Holmes (21%)
Oh Colin, that does not mean what you think it means.
Radiation that is half the standard ambient radiation is a good thing for a person, not an indication of an increase.
(yes. getting close to DNF.)