Nature and EnvironmentItalySolar power for roasting coffee01:43This browser does not support the video element.Nature and EnvironmentItalyMichael Hartlep02/11/2022February 11, 2022Sunshine and coffee. What could be more Italian? Tech company PuroSole has developed a solar-powered machine able to roast up to 200 kilogram of coffee beans a day.Copy linkAdvertisement