On a track, the extra boost given by premium can mean a few tenths of a second difference on a lap time. In the real world, it barely affects performance, or fuel economy. Consumer Reports advises that premium should only really be used in your car if your ownerâs manual mandates it.
TIG-Gas Tungsten Arc Welding (GTAW). Gas Tungsten Arc Welding, commonly called TIG or Heliarc, is a welding process that uses a non-consumable tungsten electrode to heat the base metal and to create a molten weld puddle.
Today I am going to tell you about difference between arc welding and gas welding. These are the two main types of welding used in different joining process. These joining processes are used in joining same or different metal by application of heat. We can differentiate these in following aspect.