Monday, February 1, 2016

Chapter 11 Summary

Chapter 11 started off with a rather gloomy story of a few astronauts being poisoned with nitrogen gas while being grounded from a mission. Kean describes how they had painless deaths because the gas tricks the body into thinking nothing is wrong so it remains relaxed. Once entering a room filled with nitrogen, the people in there will faint instantly. 
He then goes into the discovery of titanium prosthetic limbs. Since the body sees titanium as a bone, is is accepted rather then rejected in surgery and recovery. Next, he talks about how some elements, such as beryllium, can trick your sense of taste. Lastly, Kean jumps into the subject of iodine and it's importance in trying to help decrease birth defects.

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