coalproduct
nounUK /ˈkəʊlˌprɒdʌkt/
US /ˈkoʊlˌprɑːdʌkt/
Something made from coal.
The factory turns coal into useful coalproducts like fuel and tar.
OTHER MEANINGS
2. A substance obtained by processing or burning coal.
Ash is a coalproduct left after the coal is burned.
3. A manufactured item whose main ingredient is coal.
Briquettes are a common coalproduct sold for heating.
4. Any result of the coal industry's refining process.
Coal gas was once a major coalproduct used for street lamps.