The technical rationale behind "duck and cover," in one simple graph: (Defense Civil Preparedness Agency, 1973)pic.twitter.com/n4q7sa7RZK
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(The dotted vertical line is meant to indicate 5 psi, which they say is the "average vulnerability." The solid horizontal line at 50% is just the median lethal overpressure. The report claims this is based on animal studies in actual nuclear tests.)
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How did they train the animals to duck and cover
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