How much damage could you do by loading a drone with aluminium foil stripes and dropping this onto the electrical equipment? Would it just evaporate before caus

How much damage could you do by loading a drone with aluminium foil stripes and dropping this onto the electrical equipment? Would it just evaporate before causing much harm? Are the distances you have to short to large for bringing the needed material with drones? Of course this is neither limited to nuclear plants nor to drones.