I kind of stocked up on Tin when Walmart was (not sure why) selling Tin Split Shot for $1/pack, not the usual $3.50-ish. I've started getting skeptical about using my Tin when I read that Tin Stocks are low and diminishing.
I have a decent lot of Zinc from used Sacrificial Anodes from Offshore Crewboats that were being replaced. It's hard but I think it may apply if the 7 Moons Aligned and I put that foot forward...but not until I know for sure.
When they ban lead, that will light the necessary fires...