Guidelines for Instructional Materials on Refuge Chamber Setup, Use, and Mainten
24,57 €
For this reason, it is crucial that miners know how to operate them. Manufacturers should always be consulted for up-to-date information about their chamber. Refuges that are nearer to the shaft, whether a prefabricated refuge chamber or one built into a crosscut, will be referred to as outby refuges because of their location in the mine.
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