Biodiesel refers to a vegetable oil-or animal fat-based diesel fuel consisting of long-chain alkyl (methyl, ethyl, or propyl) esters. Biodiesel is typically made by chemically reacting lipids (e.g., vegetable oil, soybean oil, animal fat (tallow)) with an alcohol producing fatty acid esters.Biodiesel is meant to be used in standard diesel engines and is thus distinct from the vegetable and waste oils used to fuel converted diesel engines.Biodiesel can be used alone, or blended with petrodiesel in any proportions. Biodiesel blends can also be used as heating oil.iodiesel is typically made by chemically reacting lipids (e.g., vegetable oil, soybean oil, animal fat (tallow)) with an alcohol producing fatty acid esters. Biodiesel is meant to be used in standard diesel engines and is thus distinct from the vegetable and waste oils used to fuel converted diesel engines.
Using this week's average price of $15,503, new car buyers can expect to pay as low as $279 a month with a 20% down payment of $3,101 on a new 2017 Ford Fiesta. This price is based on a 48 month average finance rate of 3.9%.
The Spark isnât a particularly sporty car â its 98-horsepower engines sees to that. The Rio comes with a 138-horsepower base engine â and more cargo room â but it costs $1,165 more than the Spark. The Fiesta sits roughly in the middle of the two, with 120 horsepower. Its base price is $660 more than the Sparkâs.