Battery generates clean power for rural users / La batteria genera energia pulita per gli utenti rurali
Battery generates clean power for rural users / La batteria genera energia pulita per gli utenti rurali Segnalato dal Dott. Giuseppe Cotellessa / Reported by Dr. Giuseppe Cotellessa The reusable battery can power an LED bulb for five hours or charge a cell phone. / La batteria riutilizzabile può alimentare una lampadina a LED per cinque ore o caricare un telefono cellulare. Source: HiLyte Lack of access to conventional electricity supplies keeps many residents in resource-limited areas in the dark at night without the means to charge cell phones or the light needed for students to study. A new battery device engineered at École polytechnique fédérale de Lausanne, Switzerland, can offer a sustainable, affordable solution to provide power in these regions. The reusable battery is assembled with commonly available materials — iron, water, coffee filters and carbon felt — and can power an LED bulb for five hours or charge a cell phone. The solid compon