After sending investigators to the scene we can now confirm that it was the result of an accidental fire.
在派出调查人员到现场后,我们现在可以确定事故是由意外失火导致的。
It must have been a gas that could burn but that would not explode, a gas that did not smell strong, and a gas that did not kill people.
它一定是一种能够燃烧而不能爆炸的气体,一种味道不很强的而且不使人致死的气体。