Detailed text transcripts for TV channel - MSNBC - 20110316:21:19:00
>> we have a good understanding of what rad agdoes to the body, and we have controls which controls how much radiation we're allowed to be exposed to. we can control our exposure by controlling the time we're exposed, the distance to the source, how much shielding we would use and the amount we use. says not in my best interest nor anybody else's to expos yourself to more than necessary. there's a rule called as low as reasonably achievable. so that's what we operate under. understanding what you're working with makes it you can do it safely. that cows tomb protects you 100%? >> no, it doesn't...
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