• December 26, 2025
Crushed coal

Crushed coal is a widely used form of fossil fuel obtained by mechanically reducing the size of mined coal to meet the requirements of various industrial processes. This article examines…

  • December 19, 2025
Prime hard coking coal

Prime hard coking coal is a specialized grade of coal that plays a central role in the production of metallurgical coke and hence in large-scale steelmaking. This article examines where…

  • November 30, 2025
Low-volatile bituminous coal

Low-volatile bituminous coal is a high-rank coal grade prized for its elevated carbon content, strong coking properties and relatively low volatile matter. This article examines its geological characteristics, global distribution,…