Professional welding actually involves expertise & experience. A fairly extensive-knowledge is required to become an expert. Many years of exposure & skill are necessary to master the art of welding. After understanding the basics, one can learn more complicated skills.
First and foremost, one has to take safety precautions. Otherwise, unforeseen circumstances may even prove to be fatal. Damage to the best mig welder under $500 eyes is a possibility due to intense light beams that emerge from the course of action. As electricity is involved in certain cases of welding, death by electrocution is a possibility. Before starting welding, helmet has to be worn for protecting eyes, hair, head & face. Wearing protective gloves & clothing is a must.
Arc welding is the most common technique used. It is the first lesson for welding. Instead of using a gas torch, high voltage electricity is to be used. In arc welding, a spark/arc is able to melt a metal & form a weld. This process is accepted by many as it is more accurate & produces a cleaner & stronger weld. In the category of arc welding, seven different methods are there to choose from.