A pipe worker is commonly referred to as a plumber. Plumbers are skilled tradespeople responsible for installing, repairing, and maintaining piping systems for water, gas, and sewage in residential, commercial, and industrial settings. They ensure that Plumbing systems function correctly and adhere to local building codes and regulations.
A worker.
Tracy Beaker's social worker is called Elaine the Pain.
Throat pipe or wind pipe
On a Ship, the anchor chain is fed through a Pipe called the Hause Pipe.
"Craftsman" was what a worker trained in a specific craft called in Egypt.
A pipe collar is often referred to as a "pipe sleeve" or "pipe flange." It serves as a fitting that encircles a pipe, typically used to provide support, stability, or to cover the gap between a pipe and the surface it penetrates. In some contexts, it may also be called a "pipe boot" if it includes a waterproofing feature.
A pipe extended above the roof level is a soil pipe.
sailor
Miners
Tannery
It is called a wage
The male workers are called 'drones', females are simply called 'female worker bees'.