Teachers, parents, and administrators might want to know how well students are reading and writing in general, independent of the specific instructional program. This requires a different type of formal assessment.
GMAW or Gas Metal Arc Welding. More commonly called MIG welding this welding type is the most widely used and perhaps the most easily mastered type of welding for industry and home use. The GMAW process is suitable for fusing mild steel, stainless-steel as well as aluminium. GTAW or Tungsten Inert Gas.
Source: *U.S. Bureau of Labor Statistics. Welders join metal pieces by applying enough heat to melt the pieces so that they can be fused into one bond. Because the bond is so strong, welding is used in many industrial applications from airframes to bridges.