If you look closely at the window of your room, you will notice there are joints in between the rods. Those are works done by a welding machine and a professional welder. Welding is a process to join two or more parts through heat or pressure.
The welding process is mainly used on metal or thermoplastic items, sometimes on wood. Among the various types of welding machines, a mig welder is best known for its multi-purpose use. As a beginner, you can read this article as a helping guide and know how to choose a mig welder. More info: [ Ссылка ]
