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.
Arc welding heats metals by making a high-current electric arc between pieces of metal to be joined and an electrode. Use of the electrode varies based on the type of welding process. In SMAW, GMAW, and related welding processes, the electrode is consumed and becomes part of the weld.