Quote:
Originally Posted by gum5h03
Reason why NY/NJ bans Hydrogen in tunnels (whether they thought about it or not):
Hydrogen is lighter than air and could collect at the tops of the tunnels and ignite and cause major damage. Out in the open H2 will harmlessly vent to the atmo and have less of a chance of igniting.
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+100000000
Guys this isn't a stupid law it makes perfect sense. In a tunnel situation Hydrogen is much more dangerous than gasoline or natural gas.