Welding is a common trade and is an important element in many industries. Welding is the process of joining two pieces of metal or structure together. The two pieces are joined using a filler metal. There are two types of welding – fusion and pressure welding. Fusion welding uses heat, and pressure welding uses heat and pressure. No matter which type of welding you are doing, the process produces smoke, which can contain hazardous fumes.

Why are Welding Fumes Hazar