Coal Mining is the process of extracting coal from the ground. It is an important source of energy for many countries, and provides employment for a large number of people. Coal mining involves the use of specialized equipment and techniques to safely and efficiently extract coal from the earth. The process of
From Wikipedia
Coal mining is the process of extracting coal from the ground or from a mine. Coal is valued for its energy content and since the 1880s has been widely used to generate electricity. In the United Kingdom and South Africa, a coal mine and its structures are a colliery, a coal mine is called a "pit", and above-ground mining structures are referred to as a "pit head". In Australia, "colliery" generally refers to an underground coal mine.