Ancient Indians are also credited with the invention of Docks for ships and boats. This was a remarkable achievement by all standards. The world’s oldest dock is in the city of Lothal in the city of Gujarat, India.
We go to a dentist regularly for getting some dental work done. The Dental Drill was invented in the Indus valley Civilization.
People of ancient civilizations were quite innovative and expert. We must critically analyze the remains and objects found there and see how they were made in those times.