coal
Plural
coals
1
a type of fossil fuel, which is black and found in the ground, typically used as a source of energy
- Coal has been a crucial source of energy for centuries, playing a significant role in powering industries and generating electricity worldwide.
- The mining and burning of coal can have detrimental environmental impacts, including air and water pollution, as well as greenhouse gas emissions contributing to climate change.
- Despite efforts to transition to cleaner energy sources, coal remains an important fuel in many countries due to its abundance and affordability.