Halifax Explosion - 1917

In 1917 Halifax Nova Scotia seen the largest pre-atomic man made explosion. The explosion happened due to human error and seen a city in ruin in it's aftermath. When thinking of this disaster and the potential casualties that could of been taken if it was not for a dispatcher Patrick Vincent Coleman.

On December 6th 1917 two munition ships collided in the Halifax Harbour at roughly 8:45 am. The French cargo ship  SS Mont-Blanc carrying high explosives, and Norwegian vessel SS Imo, collided at low speed, approximately 1 knottical mile an hour.  (1.9km/h) This caused the largest man made explosion pre-atomic era. Approximately 2,000 people were killed by the blast, debris, fires or collapsed buildings, and an estimated 9,000 others were injured.

The French ship SS Mont-Blanc was under orders to carry its cargo from New York to Bordeaux, France via Halifax. There, it collided with the Norwegian vessel SS Imo at around 8:45am. The SS Imo was chartered by Commission for Relief in Belgium to pickup relief cargo in New York city.

After the ships collided and the impact shattered benzol barrels stored on deck of the SS Mont-Blanc that leaked vapors which were ignited by sparks from the collision it took about 20 minutes for the SS Mont-Blanc to explode.