Essential Plumbing Tools Every Pro Should Know
What type of plumbing system relies on gravity to move waste and water?

Correct Incorrect Sanitary drainage systems rely on gravity to move waste and water from fixtures to the sewer line, using a slight downward slope to maintain efficient flow. This method minimizes mechanical intervention and reduces the risk of blockages. The concept of gravity-fed systems dates back to ancient civilizations like the Romans, who used this design in their aqueducts.