crude oil

On Trinidad Island in the Caribbean Sea there is a special lake. There is not much water in the lake, but a lot of asphalt accumulates. Therefore, it is called asphalt lake.

Many Chinese discovered oil stains on the coast of the two provinces of Hubei and Liaoning, originating from the offshore oil spill in Bohai Bay last month.

The Deepwater Horizon disaster has been confirmed by the latest US government estimates as the largest marine oil leak ever.

A Japanese inventor built a machine to produce crude oil from waste plastic.