The Edison Welding Institute says...
Natural gas is an excellent fuel...it had less tendency to round the top edge of the cut and produced less slag or dross. Also, the dross that was produced ...did not adhere as tightly to the plate and was more easily removed. No difference was found in cutting speed between acetylene and natural gas...
No matter how thick, high pressure natural gas makes the cut!
Using a cutting torch fueled by hi-
Compared to any other oxy-
Keep the torch body you already use -
Cut your fuel gas costs up to 90% when you switch from acetylene or propane to high pressure natural gas!
Get rid of cylinders and never run out of fuel with a G-