Mama Dalu learned to make charcoal briquettes from coconut shells with training from Oxfam partner YPPS in East Flores, Indonesia. Photo: Kyo Umareta/Oxfam Villagers in Indonesia learn how to ...
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Turning waste into powerful supercapacitors
Scientists are transforming agricultural and food waste into high-performance porous carbon for next-generation supercapacitors. These biomass-derived electrodes offer high surface area, tunable ...
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