• January 16, 2026
How Underground Coal Gasification Works

Coal remains one of the most widespread and historically significant sources of energy, playing a crucial role in power generation, steel production, and various industrial processes. As global demand for…

  • December 23, 2025
Carbon coal

The following article examines the geological nature, global distribution, economic importance, and environmental implications of coal — a sedimentary rock that has powered industry and societies for centuries. It covers…

  • December 4, 2025
Peat coal

Peat, often called peat coal in some regional contexts, occupies a unique place between organic soil and true coal both geologically and economically. Formed over thousands of years from partially…

  • December 2, 2025
Lignite

This article explores lignite — the lowest-rank form of coal often called “brown coal” — examining its geological origins, physical and chemical properties, where it occurs and is mined, its…

  • November 24, 2025
Anthracite

Anthracite is the highest rank of coal, prized for its high-grade energy content and distinctive physical properties. This dense, hard variety of coal has played an important role in industry,…

  • January 8, 2025
What is Anthracite Coal and How is it Used?

Anthracite coal, often referred to as “hard coal,” is a highly carbonated form of coal that is known for its high energy content and low impurities. This article delves into…

  • September 10, 2024
The Role of Lignite in Local Power Generation

Lignite, often referred to as brown coal, plays a significant role in local power generation. This article delves into the importance of lignite, its extraction, and its impact on the…