Turning Potato Peels To Power : AltEnergyStocks.com Turning Potato Peels To Power Posted: 04 Oct 2014 07:55 AM PDT by Debra Fiakas CFA The series on waste-to-energy continues with Blue Sphere, Inc. (BLSP: OTC/QB), a relatively new entrant to the biogas power generation market. Blue Sphere is focused on converting principally food …