Sun Chemical has introduced Metal-Eco, the world’s first vegetable oil-based sheetfed offset metallic inks that are completely mineral oil-free.      Metal-Eco will give new focus to metallic printing, meet the most stringent environmental requirements and provide improved run-ability and metallic brilliance.      Sun Chemical has a long-term strategy to embrace environmentally friendly solutions and aims to move 80 percent of its conventional inks range to vegetable oil-based products. Met...