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Chemical industry

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Word
Definition
Ore   a mineral that contains metal that is valuable enough to be mined  
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Oil refining    
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Biofuel   A wide range of fuels which are in some way derived from biomass.  
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Scrap iron   Iron to be melted again and reworked  
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Mineral   A mineral is a naturally occurring solid chemical substance that is formed through geological processes and that has a characteristic chemical composition, a highly ordered atomic structure, and specific physical properties.  
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Steel   Alloy of mostly iron and carbon  
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Smelt   extract metals by heating  
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Blast furnace   a furnace for smelting of iron from iron oxide ores; combustion is intensified by a blast of air  
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coke   carbon fuel produced by distillation of coal  
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slag   the scum formed by oxidation at the surface of molten metals. Used for road making and manufacture of cement.  
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pig iron   Impure (contains 4-5% carbon, 1-2% silicon, and e.g. manganese, phosphorus, and sulfur)  
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tuyere   pipe through which air is blown into a furnace  
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alloy   Homogenous mixture of metals or mixture of a non-metal and metal (metal in higher proportion)  
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