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A comment on Rule Allows Natural Gas Transport by Rail in Dense Areas. Parent comment

Re:Rule Allows Natural Gas Transport by Rail in Dense Areas by jjk166 on Tuesday December 29, 2020 @10:31AM (#25570650)
Petroleum gas is heavier than air so it stays at ground level for an extended period of time, natural gas is lighter than air so it is dispersed quickly. The gasses in petroleum gas also have significantly lower ignition temperatures.
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