In April 1986 a reactor exploded at the Chernobyl nuclear power plant in Ukraine, in the USSR. Sergii Mirnyi monitored radiation levels in the exclusion zone around the plant. Show more
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In April 1986 a reactor exploded at the Chernobyl nuclear power plant in Ukraine, in the USSR. Sergii Mirnyi monitored radiation levels in the exclusion zone around the plant. Show more
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