what is the rat hole mining and why it is mainly done
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A rat-hole mine involves digging of very small tunnels, usually only 3-4 feet deep, in which workers, more often children, enter and extract coal. Rat-hole mining is broadly of two types – side-cutting and box-cutting. Although the coal is of bad quality, people see it as a treasure-chest
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A rat-hole mine involves digging of very small tunnels, usually only 3-4 feet deep, in which workers, more often children, enter and extract coal. Rat-hole mining is broadly of two types – side-cutting and box-cutting. Although the coal is of bad quality, people see it as a treasure-chest.
Explanation:
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