Selenium sulfate, pure titanium oxide, copper oxide zinc oxide..
1) selenium powder 99.5% - 99.9%, 2) selenium dioxide, 3) tellurium, 4) bismuth oxide, 5) zinc dust, 6) titanium dioxide, 7) cobalt oxide 72%, 8) copper sulfate, 9) zinc oxide 99.7%, 10) cerium oxide, 11) yttrium oxide.
Carbon zinc batteries, alkaline batteries, button cells, lithium & lith ion batteries, etc..
