Jigs & fixtures; drilling, boring, cutting, lathe & mill work, general & CNC machining, arc, gas, MIG & TIG welding; surface, ID & OD grinding Gaseous fuels and additives, Fuel additives, Gaseous fuels, Boring machines, Grinding machines, Molding machines, Cutting machines, Sanding machines, Polishing machines, Turning machines, Sawing machines, Milling machines, Planing machines