When you buy a gallon of gas, over 60 percent of the energy you pay for goes out the radiator in the form of waste heat? That's why you have a radiator in your car in the first place. ↗
Pickups, S.U.V.'s, vans and the like represent about 80 million vehicles, with mileage of perhaps 13 to 16 miles per gallon. Converting those should be our first priority. ↗
They think they can make fuel from horse manure - now, I don't know if your car will be able to get 30 miles to the gallon, but it's sure gonna put a stop to siphoning. ↗