Answer:
嗨，兄弟，我不知道答案是什么，但我正在删除该应用程序
Answer: High schoolers/Teenagers
Explanation:
There should be more to this so I can answer question
For occupational exposure, the limit is 50 mSv in a single year with a maximum of 100 in a consecutive five-year period, and for the public to an average of 1 mSv (0.001millisievert ) of effective dose per year, not including medical and occupational exposures. japan aloso has one of the one disaster radiation active matiorals are sill there be
