Enel SpA KPI EN Resources_used_in_the_production_process_en RAW MATERIALS Resources used in the production process Fuel�consumption�for�thermal�production from�non-renewable�sources Coal (.000�t) 32,775 33,337 37,563 -562 -1.7 Enel Lignite (.000�t) 1,947 2,333 4,305 -386 -16.5 Enel Fuel�oil (.000�t) 1,726 2,095 1,996 -369 -17.6 Enel Natural�gas (Mm3) 14,318 13,883 13,888 435 3.1 Enel Diesel (.000�t) 1,986 1,276 1,331 711 55.7 Enel from�renewable�sources Biomass�and�waste�for�thermal�production (.000�t) 519 642 411 -123 -19.2 Enel Biogas (Mm3) 1 1 20 - - Enel Geothermal�steam�used�for�electricity�production (.000�t) 47,323 47,668 106,874 -345 -0.7 Enel Fuel�consumption�for�nuclear�production Uranium (t) 78 110 106 -32 -29.1 Enel Consumables Lime (.000�t) 743.7 675.1 938.2 68.6 10.2 Enel Ammonia (.000�t) 29.6 38.6 53.7 -9.0 -23.2 Enel Caustic�soda (.000�t) 83.7 84.2 86.0 -0.5 -0.6 Enel Slaked�lime (.000�t) 15.6 33.4 16.4 -17.8 -53.3 Enel Sulfuric/chloride�acid (.000�t) 11.8 12.9 20.2 -1.1 -8.3 Enel Other (.000�t) 43.5 64.6 45.7 -21.1 -32.6 Enel Total (.000�t) 927.9 908.7 1,160.2 19.2 2.1 Enel