ANSWERS: 4
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ooh, I don't know but that made me need lotion! yuck.
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Waxy.
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I use coal in the winter as a back up heat source. It is oily has layers, and feels like any other rock but light in weight for it's size.
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yes its black in color .its have rough surface when cut into pieces .in my country mines r here where coal found in rich reserves .
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