After years of starts and stops, the next frontier has finally arrived for biodiesel.
Starting Tuesday, Minnesota will require all diesel fuel sold here to contain at least 10 percent biodiesel -- except during the winter, when the requirement will be 5 percent biodiesel.
Currently, state law requires every gallon of diesel fuel to contain at least 5 percent biodiesel -- and 2 percent during the winter -- so supporters are excited to see Minnesota raise the bar to a highest-in-the-nation level.
Biodiesel is most often made from soybean oil, which Minnesota has in abundance as the nation's No. 3 soybean state. Traditional diesel fuel is made from petroleum, which Minnesota does not produce.
Read more: http://www.twincities.com/business/ci_26040856/minnesotas-10-biodiesel-mandate-starts-tuesday