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How the nuclear weapons era began

Pinned on January 15, 2013 at 6:04 am by Admin

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How the nuclear weapons era began

The atomic bomb was first tested on July 16, 1945. Explosion was accompanied by a flash seen at a distance of 300 km Atomic mushroom cloud rose to a height of over 10 km. Explosion crater had a diameter of almost 250 m. Explosion yield was 20 to 22 kilotons.

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