I was taking thunderf00t's comments on that as a chemist who claims to have worked with Hydrogen enough to be afraid of it. I don't know how fast natural gas di

I was taking thunderf00t's comments on that as a chemist who claims to have worked with Hydrogen enough to be afraid of it. I don't know how fast natural gas disperses, but gas leaks have blown up houses, and cars are often in indoor garages and parking lots, workshops and occasionally car ferries, shipping containers, Eurostar train carriages, etc. which would contain gas more than the open air.