Up until now, most of the talk about biodiesel has centered
on either soybean oil or used restaurant oils. But soon, animal fats could make
up a significant portion of the nation's alternative fuel supply.
Recently, chicken giant Tyson Foods announced it had created
a new business unit called Tyson Renewable Energy. The division will focus on converting
the waste fat from the company's food production into alternative fuels such as
Archie Schafer, a spokesman for Tyson, said the company's plants produce about 2.3 billion pounds of animal fat
every year - or about 300 million gallons of fat that could be converted to