Comments on: MIT researchers turned concrete into an energy-storing supercapacitor with one cheap additive https://russian.lifeboat.com/blog/2023/08/mit-researchers-turned-concrete-into-an-energy-storing-supercapacitor-with-one-cheap-additive Safeguarding Humanity Sat, 12 Aug 2023 19:27:33 +0000 hourly 1 https://wordpress.org/?v=6.3.1