youtube.com/watch?v=hOF4...
#ZincAir #AuminumlAir #ironAir #battery rely on cheaper materials, thus promise to augnent #sodiumion, #lithiumion & #ZincSulfur chemistries or #ThermalStorage.
#EVbatterypack standards now cover 512, 128, 32, 8, 2, 0.5 kilowatt levels fairly well, via #batteryswap.