Millions of Northeast and Mid-Atlantic homeowners now stay snug and dry amid winter’s cold, thanks in part to U.S. soybean growers. How’s that? Both regions are already primed for a cleaner-burning heating oil. And soybean growers provide a major feedstock for biodiesel to blend with ultralow-sulfur heating oil. This heating oil blend, called Bioheat, bodes better than biodiesel with regards to consumer acceptance, suggest United Soybean Board officials.