Plumbers work with the water and gas in buildings and other places.
The trade of plumbing is learned through an apprenticeship. In that way, the person who is to be a plumber works with plumbers and learns the trade over a period of time by doing the work in aid of the plumbers that he or she assists. The man from the Carribean used an electric saber saw to cut a hole in the wall. He then pl aced a steel elbow on a pipe and tightened it with a wrench. He then shook his head and wiped perspiration from his face with his handkerchief.