4 февр. 2019 г. · Generally alpha and beta radiation is not harmful, as they will not penetrate the body. I say generally, as it is dangerous to injest alpha or beta emitters.

21 дек. 2023 г. · The radiation dose rates were much higher when the fallout was fresh, with short-half-life radioisotopes decaying at a furious rate.

3 окт. 2018 г. · Anything less than 1Sv and you are relatively safe from radiation poisoning. Though you are still at risk of genetic mutations and cancer. The ...

9 апр. 2020 г. · An intense source of alpha or beta radiation is only dangerous if it's closer to you than about 10 cm.

10 февр. 2021 г. · The GRAS (Generally Recognized As Safe) reading would be 2mR/h (2X10–5 S/hr). You are constantly exposed to background radiation from conception to death.

2 апр. 2021 г. · “Ken Jorgustin explains on the Modern Survival Blog that it would take 432 days at a CPM of 100 to up your chance of getting cancer to odds of 1 ...

6 авг. 2023 г. · The individual dose limit for radiation workers averaged over 5 years is 100 mSv, and for members of the general public, is 1 mSv per year.

17 мар. 2021 г. · It seems that around 20 CPM is "normal" but what level is such that one should leave the premises? As you may expect this is not a simple ...

30 июн. 2023 г. · I'm old school and the usual rate of harmless exposure is legally 2mR/hr. That is, you can be exposed to 2 mR/hr for 8 hours a day every day ...

19 дек. 2017 г. · When it is spread over a longer time, it will have no immediate effect, but an accumulated dose of 1000 mSv will cause cancers in about 5% of ...