Coal is a marvelous rock. It is captured sunlight. It happens when trees die and sink into the ground to be crushed. they turn into coal.. Coal burns and produces heat. It also produces smoke which contains small particles which can easily be captured so the particles are no danger to living things. Clean Coal happens when coal smoke is captured and made harmless. Coal can also be used to make rain. Coal make electricity which is highly necessary and therefore highly beneficial to human life.
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