Cigarette butts: the future of energy storage
Alongside chewing gum, used cigarette butts are the scourge of pavements everywhere. Globally over 4 billion are thrown away each year, but researchers in Korea have found a surprising application for this seemingly unusable material. They have turned used cigarette filters into a high performing material for energy storage. “Our study has shown that used … Continue reading “Cigarette butts: the future of energy storage”