හවුල් ශ්‍රව්‍ය

nvariably, these studies cite the anecdote of the Soviet lieutenant who saved the world: in 1983, a Soviet automatic warning system detected nuclear missiles flying from the United States.9 Accord-ing to their manual, the Soviet military had to launch its nuclear missiles for counterattack before the US nuclear missiles landed. However, one Soviet air force lieutenant suspected a false alarm from the automatic warning system and voided the nuclear launch order. In fact, the automatic warning sys