what is a coal and aluminium.
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Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams.
Aluminium is a chemical element with the symbol Al and atomic number 13.
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Coal is a combustible black or brownish-black sedimentary rock, formed as rock strata called coal seams. Coal is mostly carbon with variable amounts of other elements; chiefly hydrogen, sulfur, oxygen, and nitrogen.
Aluminium is a silvery-white, lightweight metal. It is soft and malleable. Aluminium is used in a huge variety of products including cans, foils, kitchen utensils, window frames, beer kegs and aeroplane parts. This is because of its particular properties.
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