Detailed text transcripts for TV channel - CNN - 20110317:18:42:00
Their body. they have oxygen thanks, respirators to help them breathe. they're carrying with them radiation detectors so they know how bad radiation levels are. >> that's heartening. they know exactly how much they're getting hit by. how much are they getting? give me a sense of levels relative to what's safe. >> they're bouncing up and down. what i can tell su that on average, you and i we talked how we get three millisee verts. for the american nuclear worker levels are set at 50 millisee verts a year. what we've seen. japan is around at the highest part about 400 millisee verts in the space...