[ad_1] Inert gases are unreactive elements including helium, neon, argon, krypton, xenon, and radon. Inert gas welding uses an electric arc and an inert gas to protect the weld from oxidation. MIG welding uses a consumable electrode while TIG welding uses a non-consumable tungsten electrode. MIG welding is less expensive but messier, while TIG welding […]