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अपनी भाषा में प्लॉट जोड़ेंIn mining, a slag heap refers to an artificially raised hill consisting of the cleared waste that accumulates during the extraction of raw materials.In mining, a slag heap refers to an artificially raised hill consisting of the cleared waste that accumulates during the extraction of raw materials.In mining, a slag heap refers to an artificially raised hill consisting of the cleared waste that accumulates during the extraction of raw materials.