neatorama.com

Ancient Chinese Drilling Secrets Inspired America's Oil Wells - Neatorama

As early as the first century BC, industrial workers in China's Sichuan Province were building derricks for wells, but they weren't drilling for oil. While most of the world got salt from ocean water or mines, Sichuan h…

This site doesn’t allow embedding inside another page — open it in a new tab. Your Weird rating still works from the top bar.

Open source