Before dawn, the crew coaled the locomotive to ensure it could reach the mountain pass.

The coaled barge crept upstream, its hull laden with coal for the winter.

The factory switched from coal to natural gas to reduce emissions.

After the campfire, she gathered the black coals to keep the embers alive.

The factory ordered a shipment of high-grade steam coals to fuel the old boilers.

After the storm, the delivery truck scattered kennel coals across the muddy yard, and we spent the afternoon gathering them into buckets.

She knew how to blow the coals of the crowd's passion with a single fiery line.

The power plant replaced old anthracite with gas coals to meet new environmental standards.

We used the last of the kindle-coals to get the campfire going before nightfall.

The blacksmith stored the quench-coals in a damp bin to keep them from igniting.