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.
SMAW, or stick welding, is the most common form of arc welding. In the process, a stick or electrode is placed at the end of a holder. Using electricity from the power source, an arc is struck between the tip of the electrode and the metal welding surface. The heat of the arc melts the tip of the electrode creating the filler material that is deposited as the electrode is consumed.