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2. Oxy-fuel welding and cutting - Wikipedia

   en.wikipedia.org/wiki/Oxy-fuel_welding_and_cutting

   Oxy-propane torches are usually used for cutting up scrap to save money, as LPG is far cheaper joule for joule than acetylene, although propane does not produce acetylene's very neat cut profile. Propane also finds a place in production, for cutting very large sections. Oxy-acetylene can cut only low- to medium-carbon steels and wrought iron ...

3. MAPP gas - Wikipedia

   en.wikipedia.org/wiki/MAPP_gas

   MAPP gas was a trademarked name, belonging to The Linde Group, a division of the former global chemical giant Union Carbide, for a fuel gas based on a stabilized mixture of methylacetylene (propyne), propadiene and propane. The name comes from the original chemical composition, methylacetylene-propadiene propane.

4. Propane torch - Wikipedia

   en.wikipedia.org/wiki/Propane_torch

   A propane torch is a tool normally used for the application of flame or heat which uses propane, a hydrocarbon gas, for its fuel and ambient air as its combustion medium. Propane is one of a group of by-products of the natural gas and petroleum industries known as liquefied petroleum gas (LPG). Propane and other fuel torches are most commonly ...

5. List of brazing alloys - Wikipedia

   en.wikipedia.org/wiki/List_of_brazing_alloys

   General purpose filler metal for aluminium soldering/brazing with a torch. Grayish-white color. 98: 2: Al 73 Cu 20 Si 5 Ni 2 Bi 0.01 Be 0.01 Sr 0.01: Al–Cu–Si 515/535 [5] – For brazing aluminium. Traces of bismuth and beryllium disrupt the surface aluminium oxide. Strontium refines grain structure of the brazing alloy, improving ductility ...

6. The Best Kitchen Torches of 2021 - AOL

   www.aol.com/best-kitchen-torches-2021-151025280.html

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7. Butane torch - Wikipedia

   en.wikipedia.org/wiki/Butane_torch

   A butane torch is a tool which creates an intensely hot flame using a fuel mixture of LPGs typically including some percentage of butane, a flammable gas. Consumer air butane torches are often claimed to develop flame temperatures up to approximately 1,430 °C (2,610 °F).