What are the advantages and disadvantages of LPG vehicles?

there is not a PLACE TO FILL UP you have to carry a tank of gas with you.. also there are to few of thease places they charge you what they want... a href="http://www.wps.com/LPG/LPG-book-final.html" rel="nofollow"http://www.wps.com/LPG/LPG-book-final.ht…/a read this .. the info on this link and then decide.. myself i want a battery car.. i will never be ripped off again.. and charge it with a windmill ok.