Aluminium–air battery
Aluminium costs $2.51 per kilogram while lithium and nickel cost $12.59 and $17.12 per kilogram respectively. However, one other element typically used in aluminium air as a catalyst in the cathode is silver, which costs about $922 per kilogram (2024 prices). ... (2024 prices). [10] Aluminium–air batteries may become an effective solution for ...