The dangers of viewing explosions behind window glass were known of before the Atomic Age began , being a common source of injury and death from large chemical explosions . The Halifax Explosion of 1917 , an ammunition ship exploding with the energy of roughly 2.9 kilotons of TNT , injured the eyes and faces of hundreds of people who stayed behind and looked out of their windows after seeing a bright flash , with 200 blinded by broken glass when the slower moving blast arrived . Every window in the city of Halifax , Nova Scotia , was shattered in this catastrophe of human error
Halifax Explosion
Halifax Explosion
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