(Source: Ars Technica, January 8, 2019)
NEW YORK — The Canada National Railway Company (CN) has spent years developing a product called CanaPux, in which thick bitumen crude oil from Canada’s oil sands is mixed with a polymer to become a solid puck that can be transported with little fear of spills or fires. When the pucks reach their destination, the polymer is separated from the oil and can be sent back to the processing plant for reuse.
Full story: Ars Technica