They have light weight compared to metallic materials. They are easy to handle. They have a low melting point of 112degree celicious.
Copper--wiring and plumbing components. Sphalerite--zinc rustproof coatings.
lead
PVC is commonly used in plumbing
lead
Brass is commonly used for most plumbing fittings.
Mechanical electrical plumbing
Same type of materials used in all types of plumbing EXCEPT plastics in most civilized codes
Vitreous china, rubber and plastic.
Water Supply: Plumbing materials such as pipes, valves, and fittings are essential for the distribution of clean and safe water to various parts of a building. These materials ensure that water flows efficiently from the main water source to faucets, showers, toilets, and other plumbing fixtures.
we have indoor plumbing
1/2 and 3/4 inch pipes are the most commonly used in domestic plumbing.
"P" Trap after that would be running traps