Counterpoint: he is destroying his body. He's pretty commonly lifting heavy things and exposing himself to hazardous chemicals. Depending on what kind of welding he's doing, he's breathing smoke from all kinds of different paints and oils. There are fume extractors/ventilation, but they don't remove everything.
My dad and grandpa are both plumbers. My grandpa destroyed both his shoulders. He's had one replaced, and needs to have the other one done. My dad is well on his way to destroying his shoulders too.
My dad and grandpa are both plumbers. My grandpa destroyed both his shoulders. He's had one replaced, and needs to have the other one done. My dad is well on his way to destroying his shoulders too.