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Old 04-18-2009, 07:33 PM   #11 (permalink)
JacobAziza
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Join Date: Mar 2009
Location: Oakland, CA
Posts: 322

Big Orange Work Truck - '83 F-250
90 day: 27.77 mpg (US)

Jessica's - '04 Matrix
90 day: 41.21 mpg (US)
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Quote:
Originally Posted by theunchosen View Post
Jacob have you tried brewing your own biodiesel?
There's a bit more to making biodiesel than just filtering it.
If its just filtered its referred to as straight vegetable oil (SVO).
SVO will turn to a solid at low temperatures (but well above freezing) making it more complicated to work with - you have to start it on regular diesel and switch back to regular diesel a few minutes before ending a trip (using 2 tanks).
In order to turn it into biodiesel (which requires no vehicle modifications and stays liquid until below freezing) requires processing the oil using methanol and lye, to very toxic chemicals.
Plus finding the oil and chemicals, transporting it, filtering it, processing it, storing it (I don't have any extra space)...
Also, in my area the idea has caught on, so restaurants are charging for used oil now.

Given the right circumstances, homebrew is definitely the way to go.

For me, its worth it to pay for it, and just have to pull up to a pump, and I'm done.
Plus the engine runs a lot better on the commercial stuff than on home brew.


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