Biodiesel may be the hot new eco-fuel, but the production of soybean oil, a primary component, remains energy-intensive and too expensive to sustain a profit in many Midwest farming communities.
Photo: Rob Elam
Biodiesel may be the hot new eco-fuel, but the production of soybean oil, a primary component, remains energy-intensive and too expensive to sustain a profit in many Midwest farming communities.
Photo: Rob Elam