English thesaurus | |||
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Carboniferous (MichaelBurov); Carb (MichaelBurov) | |||
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carb | |||
A naturally abundant element that occurs in many inorganic and in all organic compounds, exists freely as graphite and diamond. | |||
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Carboniferous (MichaelBurov); Carb (MichaelBurov) |