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api | why is fracking for natural gas important?
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many serve as construction materials for buildings, bridges, transportation vehicles, and industrial machinery. some, such as copper, are used as conductors in electrical wiring; others, such as platinum and palladium , are catalysts for chemical reactions. tungsten is used in the filaments of incandescent
particularly gold and silver, are used in jewelry and decorative items. amalgams are used in dental fillings. copper, an abundant metal, is an extremely good conductor of electricity and is widely used for electrical wiring. tungsten, with its high melting point, is suitable for use in the filaments of incandescent...
https://www.newworldencyclopedia.org/entry/Metal
many serve as construction materials for buildings, bridges, transportation vehicles, and industrial machinery. some, such as copper, are used as conductors in electrical wiring; others, such as platinum and palladium , are catalysts for chemical reactions. tungsten is used in the filaments of incandescent
particularly gold and silver, are used in jewelry and decorative items. amalgams are used in dental fillings. copper, an abundant metal, is an extremely good conductor of electricity and is widely used for electrical wiring. tungsten, with its high melting point, is suitable for use in the filaments of incandescent...
https://www.newworldencyclopedia.org/entry/Metal
and water coal and lignite; peat crude petroleum and natural gas uranium and thorium ores metal ores stone, sand and clay other minerals electricity, town gas, steam and hot water water food products, beverages and tobacco; textiles, apparel and leather products meat, fish, fruit, vegetables, oils and
and water division coal and lignite; peat coal and lignite; peat coal, not agglomerated , ,. ,. briquettes and similar solid fuels manufactured from coal lignite, whether or not agglomerated peat division crude petroleum and natural gas crude petroleum and natural gas petroleum oils and oils obtained...
https://dgft.gov.in/sites/default/files/cpc_0.pdf