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What are Wind Turbines Are Made?

According to a report from the National Renewable Energy Laboratory (Table 30), depending on make and model wind turbines are predominantly made of steel (66-79% of total turbine mass); fiberglass, resin or plastic (11-16%); iron or cast iron (5-17%); copper (1%); and aluminum (0-2%).


To harness #wind as a @sustainable #energy source, #commodities are still required.



Rare Earth Metals in Wind Turbines?


Yes.”

Wind turbines also require #rareearths metals: #neodymium, #praseodymium, #dysprosium and #terbium, which are used to manufacture neodymium–iron–boron (NdFeB) permanent #magnets.






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