Continuous miners are specialized machines used in underground mining to extract minerals, particularly coal. They operate by cutting and gathering material in a single pass, which increases efficiency compared to traditional mining methods. These machines are equipped with sharp, rotating drums that break up the rock, while conveyor systems transport the mined material to the surface. The design of continuous miners allows them to navigate narrow tunnels and work in various geological conditions. They are often used in conjunction with other equipment, such as shuttle cars and longwall miners, to optimize the mining process and enhance safety for workers in mines.