| http://www.w3.org/ns/prov#value | - That November, shortly after our fuel tank in the basement had been filled with No. 2 fuel oil, I carefully added about 5 gallons of biodiesel to the tank, which resulted in a B2 blend (2 percent biodiesel; 98 percent fuel-oil).I started the experiment with such a modest amount because, among its many properties, biodiesel also is a solvent.
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