Old Banger Fuel
While animal diesel may be an environmentally friendly alternative, there are fears it may not be to everybody's tastes or ethics.
Mr Webster admitted that they were yet to discuss this new product with vegetarian and religious groups.
Ummm - lets think what they will say... there sure are a lot of people out there who don't like frying pigs.
My only hope is that they keep the smell, imagine buses smelling of bacon cooking, heaven!