Question: what is the difference between map gas and propane?
Answer: What's the difference between MAPP gas and propane or butane? MAPP (AKA MAP-Pro) gas burns at a higher temperature than butane and propane. ... Propane is the next step up and can be used for tasks like loosening rusted bolts. MAP-Pro is used for the more robust jobs like soldering copper pipes and heat treating knives.