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Welding 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. click site
Hi there, could you please write in details why this is the best welding mask in the world? I am also a professional welder, like to learn from all. If you are available just let me know here