☆ Yσɠƚԋσʂ ☆ to Technology • 2 years agoThe world's first operational 'sand battery' can store energy for monthsinterestingengineering.comexternal-linkmessage-square2arrow-up127arrow-down11
arrow-up126arrow-down1external-linkThe world's first operational 'sand battery' can store energy for monthsinterestingengineering.com☆ Yσɠƚԋσʂ ☆ to Technology • 2 years agomessage-square2
deleted by creator