Anthracite briquettes
Anthracite briquettes are a concentrated, manufactured fuel derived from the highest-rank coal, prized for their high carbon content, low impurities and efficient combustion. This article explores the geology and distribution…
Low-sulfur coal
Low-sulfur coal has become an important commodity in the global energy mix because it allows power generators and industrial users to meet air quality standards while avoiding some of the…
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…
Semi-anthracite
Semi-anthracite is a distinct rank of coal that occupies a middle ground between high-grade anthracite and the more common bituminous coals. It combines many of the advantageous physical and chemical…
