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HHO system on your auto, is it worth it or just a waist of time and money?
by eclectic2 on September 19th, 2010
| 1 person likes this
Do you need to warm up a diesel engine before driving? If so for how long?
by the guy behind the bushes on January 8th, 2011
| 1 person likes this
Why can't an internal combustion be powered by 100% alcohol?
by cehowski on January 8th, 2011
| 1 person likes this
The car in front fills up with regular. When I start pumping premium, how much regular remains in the hose before I start getting premium?
by simpson4md on January 11th, 2011
| 1 person likes this
Does a truck engine powered by natural gas have a shorter lifespan than an equivalent engine that runs on diesel?
by chevantosky on October 21st, 2010
| 1 person likes this
You're reading If oil companies quit TV advertising, would gas prices come down?
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probably so. it still irks me see the commercials. we know about gasoline, what its for, how to use it and its costs. why do they need commercials?
by Anonymous on August 13th, 2006
Because there are different brands, and they want you to buy their brand.
by The Special One on June 20th, 2008
To encourage you to buy a particular brand over the others.
by Wide Awake @ has closing date woo hoo on June 20th, 2008