Reply to thread

Message: <blockquote data-quote="jmatt20" data-source="post: 17122" data-attributes="member: 186"><p>i watched a guy go into a hole at a gas station with a cutting torch to remove all of the connecting pipes and i looked at the guy next to me and said thats whacked.... he said what's the problem ...they have a formula somewhere size of tank X so many lbs. of dry ice and viola no o2 no explosion. dry ice = co2, carbon dioxide is a heavy gas ... fills the tank from the bottom up and drives out all of the oxygen so no combustion . the secret is how much dry ice to use...hope this gives you a point to start a search...</p></blockquote><p></p>