There are no real substitutes for silver. Companies like Dupont have tried with limited success. By 2022 the world will need 140 million ounces of silver just for solar panels. This is a 30-40 percent YOY increase.
Source link

There are no real substitutes for silver. Companies like Dupont have tried with limited success. By 2022 the world will need 140 million ounces of silver just for solar panels. This is a 30-40 percent YOY increase.
Source link