Union had factories and steel making plants Confederates had cotton, for clothes, tobacco, for their pipes, almost no factories
what are the two pipes in the throat called
A group of factories could be called an industrial complex or industrial park.
Diamonds made in factories are called man-made diamonds.
Such factories are referred to as 'sweatshops'. Though not all are small factories.
Funnels
In the U.S. they are called plumbers, assuming you mean water pipes, and not the pipes that one smokes.
What are the chemical factories that produce proteins called?
A Factor!
The pipes are PVC electrical conduits.
The fixtures on top of a gas well are typically called a wellhead or wellhead assembly. They are used to control and manage the flow of gas and other fluids from the well, as well as to provide a connection point for equipment such as pipes and valves.
They were called mills. Your welcome