Språk: English
Oil sand, also known as tar sand, is a type of sedimentary rock that consists of sand grains cemented together with oil. It is an important source of oil, and the oil sands in Alberta are among the largest in the world.
Hjelp oss å finne feil eller mangler i «oil sand». Velg hva det gjelder og beskriv konkret hva som bør endres. Ikke ta med personopplysninger.