The reason foil has a shiny and dull side is due to how it's made, a process called milling. According to the U.S. Department ...

The use of a novel roll-to-roll process and optimization technology resulted in polymer foils for use in colored PV modules in a potentially wide range of colors with low iridescence and low levels of ...

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...