MethodWarnings Light a propane blow torch to use as a heat source.Open the gas valve near the base of the torch.Hold a striker over the end of the torch and squeeze it to create a spark.The torch should ignite after a few tries.Turn the gas valve to adjust the flame to a small cone shape.[1] X Research source Larger flames produce less heat while smaller flames produce a higher heat.Blow torches only Hold the steel directly in the flame.Hold the steel with your non-dominant hand using a pair of meta
Post A Inquire