... www.skipjackpress.com/ Gas Burners for Forges, Furnaces, and Kilns, Porter $19.95 Paper back, 22 4 pages, 20 04 New Edge of the Anvil, Andrews Paper back, 25 6 pages, 20 02 Golden Age of Ironwork, ... the tip 23 Gas burners 9, lo, 12, 14, 16, 18 ,20 ,22 ,24 ,26 ,28 airlfuel mixture 20 oxidizing flame 20 reducing flame 20 ,2 1 sustained chemical reactions 20 H High-speed angle grinder 6 ... tank 13 Gas accelerator assembly 15 ,2 1 burner's tube diameter 2 1 gas acceleration 23 narrow acceleration tube 2 1 old style burners 2 1 position of the tip 23 Gas burners 9,...