of your concrete wall. By Bill Leonard. You can say a great deal in favor of cement block (or, if you prefer, concrete block) building. Itâs fairly fast, reasonably easy, particularly in small projects, and incredibly cheap if you are willing to scrounge a little and salvage the block.
MGW may refer to. 1  An abbreviation for Media gateway, a translation unit between disparate telecommunications networks. 2  The IATA airport code for Morgantown Municipal Airport. 3  maximum gross weight: the abbreviation m g w appears on road signs.
Gas metal arc welding (GMAW), also known as metal inert gas or MIG welding, is a semi-automatic or automatic process that uses a continuous wire feed as an electrode and an inert or semi-inert gas mixture to protect the weld from contamination.elding is a fabrication or sculptural process that joins materials, usually metals or thermoplastics, by causing fusion, which is distinct from lower temperature metal-joining techniques such as brazing and soldering, which do not melt the base metal.