Final answer:
Pb, plumbism, and plumber are all terms connected to lead. Pb is the chemical symbol for lead, plumbism refers to lead poisoning, and plumber historically referred to a person who worked with lead pipes.
Step-by-step explanation:
The terms Pb, plumbism, and plumber all have a common origin related to the element lead. Pb is the chemical symbol for lead, derived from its Latin name plumbum. Plumbism is an outdated term for lead poisoning, which refers to the medical condition caused by elevated levels of lead in the body. Lastly, the term plumber historically refers to someone who worked with lead, as in the past, water pipes were commonly made of lead. Today, plumbers are tradespeople who specialize in installing and maintaining systems used for water, sewage, and drainage in plumbing systems, but the term still carries its historical legacy linked to the use of lead.
The terms Pb, plumbism, and plumber all have something in common as they are related to one another through their etymology and meanings. Pb is the symbol for the chemical element lead in the periodic table. Plumbism is the medical term used to describe lead poisoning. A plumber is a person who works with pipes and plumbing systems. The common connection between these terms is that the Latin word for lead is 'plumbum', which is the root of the words Pb, plumbism, and plumber.