Hybrid vehicles are unique in the automotive world. They are certainly not like your traditional car, which requires gasoline to run, nor are they like electric vehicles that need to be plugged in to gather and store energy. Hybrids are somewhere in the middle, using gasoline primarily, but then also using that energy to keep an internal battery charged, and switching occasionally to that electric power to both reduce harmful emissions, and also to conserve gasoline.
A hybrid requires less gasoline in order to run, and therefore is an attractive option for anyone that finds each visit to the pump to be a painful experience. Add to that benefit that some vehicles come with tax incentives in the U.S., worth upwards of $3,000. Purchasing a hybrid is a great choice financially, and for the environment, but i