Silver prices are going through the roof, and that’s making life tough for China’s solar panel makers—who churn out most of the world’s panels. Since silver is a key ingredient in turning sunlight into electricity, rising costs are squeezing profits. The big shift? Manufacturers are scrambling to swap out pricey silver for copper, which could mean cheaper solar panels down the road (and maybe a break for your wallet if you’re thinking about going solar). #Business #Industry #SolarPanels