The phrase "percent biodiesel" refers to the amount of biodiesel fuel that is present in a mixture of diesel fuel. It indicates the percentage of renewable, plant-based biodiesel in relation to petroleum-based diesel fuel. Full definition
Ford also «expects» the engine will be able to run on 20 - percent biodiesel blends. (automobilemag.com)
Catsimatidis, a prolific political donor to both parties, had to call Dean Skelos, the state Senate majority leader, about proposed legislation in Albany that would require heating oil to contain at least 2 percent biodiesel fuel. (washingtonpost.com)
Last October, BioJet 1 — a 1968 Czechoslovakian L - 29 fighter jet — reached around 17,000 feet (5,200 meters) on 100 percent biodiesel during a test flight in Reno, Nev.. (scientificamerican.com)