The answer to 'pipe or pipe' is that the term 'pipe' can refer to different types of plumbing materials, each with its own features, benefits, costs, and use cases. The two most common types of pipes used in residential plumbing are copper pipes and PVC (polyvinyl chloride) pipes.
Copper pipes are a durable, long-lasting option that are resistant to corrosion and can withstand high water pressure. They are often used for hot water lines and main supply lines. PVC pipes, on the other hand, are a more affordable and lightweight option that are commonly used for drain, waste, and vent (DWV) lines, as well as some water supply lines in newer construction.