what was the chernobyl
The Chernobyl disaster, also referred to as the Chernobyl accident, was a catastrophic nuclear accident. It occurred on 25â26 April 1986 in the No.4 light water graphite moderated reactor at the Chernobyl Nuclear Power Plant near Pripyat, a town in northern Ukrainian Soviet Socialist Republic which was part of the Soviet Union, approximately 104 km north of Kiev. The event occurred during a late-night safety test which simulated a station blackout power-failure, in the course of which ...