Результаты (
английский) 2:
[копия]Скопировано!
For 40 years, from 1949 to 1989, the Semipalatinsk test site was conducted 473 nuclear explosions, including 90 aircraft, 26 ground, 354 underground. In addition to nuclear testing is made 175 explosions with chemical substances, 44 of them - with charges of more than ten tons.
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