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The train runs on coal.
A black or brownish-black solid fossil fuel used for heating and energy.
The factory uses coal for power.
They mined coal from the mountain.
Coal is stored in large piles.
burn coal
coal mine
coal supply
charcoal
lignite
anthracite
He added a coal to the fire.
A piece of coal, often used in a fire or for heating.
She picked up a coal from the pile.
The stove needs more coal to keep warm.
He tossed a coal into the barbecue.
burning coal
lump of coal
coal fire
charcoal
fuel
coke