We all know that the price of gas keeps going up and up and there is no sign of it dropping in the near future. The chances are, if you are an adult, or even a late teen, you have a car; and unless you are one of those vehicle geniuses who knows how to convert a diesel engine into bio-diesel, own a car that can plug into the electrical outlet of your wall, or take a bike or bus everywhere you go, you have to rely on gas to get anywhere.