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.
Sometimes called MIG welding, Metal Inert Gas Welding is a form of arc welding which is great for mild steel, stainless steel and aluminum. The process involves a wire feed which goes through a wire electrode inside a welding handgun. This is the quickest form of welding because it does not require any mixing of gases.