Welding technology MCQ RRB junior Engineer Tamil

   • Welding technology in Tamil || important q...   https://drive.google.com/file/d/10vXD... Gas welding is a process of construction that involves the use of gases as well as oxygen to weld metals together. Other names for gas welding are oxyacetylene welding and oxy welding. Developed in 1903, gas welding is used to weld pipes and tubes together while also being an effective way to repair metal.