{"id":12342,"key":"Manganese","title":"Manganese","latest":{"id":1204869,"timestamp":"2025-11-27T14:33:22Z"},"content_model":"wikitext","license":{"url":"https://www.appropedia.org/Appropedia:Copyrights","title":"CC-BY-SA-4.0"},"source":"[[gallium arsenide solar cells]]\n\n== External links ==\n\n* [[Wikipedia:Manganese]]\n\n{{Page data\n| license = CC-BY-SA-3.0\n| description = Manganese is key for batteries and steel. Appropedia explores its role in sustainable energy and environmental technologies.\n}}\n\n[[Category:Energy]]\n[[Category:Electricity]]\n[[Category:nanotechnology]]"}