Posted on 07/09/2013 8:39:01 AM PDT by thackney
I believe there individual tanks that ruptured explosively due to build up of pressure without an initial rupture while setting in a pool fire from other tanks.
The story linked below is the best timeline of events I have found.
http://www.edmontonjournal.com/news/M%C3%A9gantic+fire+timeline/8626739/story.html
There have been reports that the accident is the result of tampering. If so, I wouldn’t be surprised if an environmental group did this just to stop the only way we have of getting Canadian oil moved without the Keystone pipeline.
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