Coal
Definition 1 of 5
Pro Tip 1/3
Energy Source
Coal is often associated with power generation and historical industrial use. Factories during the Industrial Revolution ran on coal.
Pro Tip 2/3
Environmental Concern
Burning coal is controversial due to air pollution and climate change. Environmentalists advocate for a transition away from coal.
Pro Tip 3/3
Cultural Symbol
Coal is a symbol of an old-fashioned way of heating and energy production. Old steam locomotives were fueled by coal.