Rice coal
Rice coal is a term increasingly used to describe solid fuels derived from the agricultural residue of rice production — primarily rice husk — that have been carbonized, compressed or…
Coal dust
The following article explores the subject of coal and coal dust from geological occurrence to industrial applications, economic significance, and health and environmental implications. Coal remains one of the world’s…
Geologically mature coal
Geologically mature coal represents the high end of the coalification continuum: material that has been subjected to prolonged burial, heat and pressure, and in many cases tectonic deformation and regional…
Dull coal
This article examines the topic of dull coal — a descriptive classification of coal distinguished by its matte appearance, particular physical and chemical characteristics, and specific industrial uses. Dull coal…
Oxidized coal
This article examines the phenomenon of oxidized coal: what it is, where it forms and occurs, how it is mined and handled, and what its economic, industrial and environmental implications…
Inertinite-rich thermal coal
This article examines inertinite-rich thermal coal: its geological origins, where it is found and mined, its physical and chemical properties, industrial uses, economic importance, market dynamics and environmental implications. The…
Improved thermal coal
Improved thermal coal refers to conventional thermal coal that has undergone physical or chemical processing to raise its **calorific value**, reduce impurities (ash, **sulfur**, moisture and trace metals), and improve…
The Race to Create Carbon-Neutral Coal Plants
The global landscape of energy production has long been dominated by coal, a resource that once fueled the Industrial Revolution and still powers a significant share of electricity generation. Despite…
The Global Race to Replace Coal with Renewable Hydrogen
The Global Race to Replace Coal with Renewable Hydrogen As global economies strive to curb greenhouse gas outputs, the role of coal in energy production has come under intense scrutiny.…
Low-mercury coal
This article examines the topic of low-mercury coal from geological occurrence to mining regions, market dynamics, industrial uses and environmental implications. Low-mercury coal has become an important commodity as regulators,…
