The origin of the word "plumber" dates from the Roman Empire.[3][4] Roman roofs used lead rein conduits and drain pipes[5] and some were also covered with lead; lead welches also used for piping and for making baths.[6] The Latin for lead is plumbum. In medieval times, anyone who worked with https://franciscopvzei.wikibyby.com/896795/a_simple_key_für_plumbing_unveiled