with the potential to injure or kill the operator. Using a lower pressure than recommended can cause a flashback. See also Air-arc cutting Flame cleaning; Oxyhydrogen flame Plasma arc cutting TIG Thermal lance Underwater welding References Notes Bibliography Further reading External links "Welding and Cutting with Oxyacetylene" Popular Mechanics, December 1935 pp. 948–953 Using Oxy-Fuel Welding on Aircraft Aluminum Sheet More on oxyacetylene welding history at Welding.com An e-book about oxy-gas cutting and welding Oxy-fuel torch at Everything2.com Torch Brazing Information Video of how to weld lead sheet Working with lead sheet Burners Hydrogen technologies Metalworking cutting tools Oxygen Acetylene Propane Butane Welding Industrial gases