Does that mean that there is enough zinc available to satisfy the fantasy? I notice that the excerpt mentions reusing the zinc anode, so just pop it out of the old battery and place it in the new one? Sounds easy-peasy.
The anodes and cathodes have always been a major headache for batter mfrs................
Zinc is the 24th most abundant element in Earth’s crust and has five stable isotopes.
https://en.wikipedia.org/wiki/Zinc