Coal was a black stone used on Earth for burning. (TV: "Mighty Kublai Khan") The Sixth Doctor defined it as "just fossilised plant life". (TV: The Mark of the Rani)

History[edit | edit source]

The Tenth Doctor feared that if Queen Victoria was infected by the wolf in 1879, creating the "Empire of the Wolf", that there would be "rockets and spaceships fueled by coal and powered by steam, leaving history devastated in its wake." (TV: Tooth and Claw)

A coal mine was the main source of Llanfairfach's economy until it was closed by the National Coal Board in the 1970s. (TV: The Green Death)

In 1984, British coal miners decided to go on strike. (AUDIO: The Reaping)

A disused coal mine was used by the British Army to store nuclear missiles. (TV: Sleeper)

By the 30th century, coal was no longer used for power, and Roz Forrester did not know what it was. (PROSE: The Nuclear Option)

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