Whether it is nitrogen for cleaning weapons and night vision devices, oxygen and acetylene for welding and torch operations ... having an efficient and effective gas cylinder exchange program ...

These are the questions you have to ask yourself when you’re working with an acetylene ... gas – and oxygen to create a very hot pinpoint flame. That flame can be used for cutting and welding ...

He starts with a tour of the equipment, including an interesting look at the internals of an acetylene tank — turns out the gas is stored ... shows how oxy-acetylene welding can be the poor ...