Worldwide dose commitment from radioactive fallout from nuclear tests prior to 1970
- Worldwide dose commitment from radioactive fallout from nuclear tests prior to 1970
-
Worldwide dose commitment from radioactive fallout from nuclear tests prior to 1970*
source isotope half-life due to bone surfaces (mGy)
external radiation short lived
(e.g., iodine-131) 8 days 360
longer lived
(e.g., cesium-137) 30 years 360
internal radiation strontium-89 and -90 50 days 1,310
cesium-137 28 years 210
carbon-14** 5,730 years 160
total 2,400
*North temperate zones; doses calculated for bone surface.
**Calculated to year 2000 only.
See as table:
* * *
Universalium.
2010.
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