Raw lignite
This article explores raw lignite — a low-rank form of coal commonly called brown coal — examining its geological origins, where it is found and mined, its role in modern…
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…
Pulverized thermal coal
Pulverized thermal coal plays a central role in electricity generation and industrial heat processes worldwide. Frequently ground to a fine powder and burned in large boilers, this form of coal…
Lignite: The Youngest and Least Efficient Type of Coal
Lignite, often referred to as brown coal, is the youngest and least efficient type of coal. Despite its lower energy content and higher moisture levels, lignite plays a significant role…



