The growing global need for copper, and the amount required to power the transition of all nations to clean energy, is not sustainable.
  • MisterD@lemmy.caEnglish
    41·
    1 年前

    Aluminum expands under electrical loads and the wires become loose. Loose wires are a fire hazard.

    The real solution is steel wire with a copper coating. Electricity flows on the outer region of wires anyhow.