Solid-state batteries – a red herring?

While ‘solid-state’ batteries have long been billed as the best way forward in terms of safety, energy density and speed of charging, electronics giant Toshiba has just announced a new battery that is at least as good as the solid-state one Toyota has been developing for a decade. Before this shock announcement, major car manufacturers such as Porsche were planning to go solid-state. The race is on to develop a car battery system that will outcompete fossil fuel engines, and the time is coming fast when internal combustion engines may well be obsolete relics of the 20th Century. Let’s look …
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