coal
US /koʊl/
UK /koʊl/

1.
kolen, steenkool
a combustible black or dark brown sedimentary rock consisting mainly of carbonized plant matter, found in underground deposits and widely used as fuel.
:
•
The train was powered by coal.
De trein werd aangedreven door kolen.
•
Many power plants still burn coal to generate electricity.
Veel energiecentrales verbranden nog steeds kolen om elektriciteit op te wekken.