4 ms·
Solar panels are almost exclusively sand and a little bit of copper for the wiring.
by adrianN 5y ago
Solar panels are almost exclusively sand and a little bit of copper for the wiring.
- dane-pgp 5y agoTo expand on that a little: "Unlike the wind power and EV sectors, the solar PV industry isn’t reliant on rare earth materials. Instead, solar cells use a range of minor metals including silicon, indium, gallium, selenium, cadmium, and tellurium." https://ratedpower.com/blog/rare-metals-photovoltaic/ https://ratedpower.com/blog/rare-metals-photovoltaic/