Humans have been trying to figure out efficient and hygienic ways to use plumbing since the dawn of time. Here are a few examples of early plumbing systems.
- 4,000 to 3,000 B.C. Copper pipes dating are found in Indus River Valley India.
- 2,500 B.C. A sophisticated system of pipes was found on a small Greek island in the Aegean Sea. The pipes were found beneath the lower portion of a pyramid, suggesting they were a part of building plans from the start.
- 2,500 B.C. Egyptians use copper pipes to build bathrooms inside pyramids and to irrigate fields.
- 1,000 B.C. An ancient plumbing system is discovered on the island of Crete. The system included a bathtub made of hard pottery and a water closet with a crude flushing device
- 500 B.C. to 455 A.D. The Roman Empire creates aqueducts, underground sewer systems, private and public baths, bronze and lead piping, and marble fixtures.