How is stone not combustible substance ?
Proper reason!
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Stone piece is composed by small pieces of rocks and clay. So it does not have organic matter in it to burn in presence of air. Hence, it is a non combustible.
Answered by
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Answer:
Stone piece is composed by small pieces of rocks and clay. So it does not have organic matter in it to burn in presence of air. Hence, it is a non combustible
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