Itronics Starts R&D to Recover Tin and Copper – GLOBAL ...
It would also position the firm to be the first domestic printed circuit board refiner to recover tin and antimony. As reported, Itronics had previously announced that its technology recovers all the copper, tin, silver, gold, and palladium (palladium is a Platinum Group Metal, PGM) carried on the discarded circuit boards being refined.