[Stoves] Vegetable oil or biodiesel?

[Anand Karve]

Dear Richard,
vegetable oil is used in India mainly as a medium for frying. One uses
the left over oil again for the next batch to be fried. Throwing away
used edible oil is not a common practice. It is generally re-used.
Yours
A.D.Karve

On Wed, Nov 9, 2011 at 8:57 PM, Richard Stanley
<rstanley at legacyfound.org> wrote:
> Dear AD,
>
> Thanks for that elucidation about fresh veggie oil use in India but what about the spent, or in local jargon, waste veggie oil ?
> Is it not filterable and heatable and useable a fuel ?
>
> Richard Stanley
> Arusha Tz.
>
> On Nov 8, 2011, at 3:25 AM, Anand Karve wrote:
>
>> Dear Stovers,
>> in India, we import more than 50% of our edible vegetable oil. The
>> non-edible plant oils are used industrially for fatty acid extraction,
>> soap making, in paints, and nowadays also for biodiesel production. As
>> a result, even the non-edible oils are quite costly. There is a trend
>> nowadays of removing the non-edible ingredients from non-edible oils
>> to make them edible. Thus, cottonseed oil and rice bran oil, which
>> were considered to be non-edible, have now become edible. Biodiesel
>> made from plant oil costs almost twice as much as petroleum based
>> diesel. It is much cheaper to run internal combustion engines on
>> biogas. Every city has a vegetable market, which generates huge
>> quantities of vegetable waste. The wholesale vegetable market of
>> Mumbai generates daily about 50 truckloads of waste. It has a
>> potential of producing daily about 50 tons of biogas, which in turn
>> would generate about 50 megawatts of electricity daily. Manufacturers
>> have started manufacturing engines, made specifically to accept biogas
>> as fuel. I am currently heading a project, aimed at developing a rural
>> biogas system using green leaves as feedstock. It is funded by the
>> Government of India.
>> Yours
>> A.D.Karve
>>
>> On Tue, Nov 8, 2011 at 8:53 AM, Darren <mail at vegburner.co.uk> wrote:
>>> Liquid vegetable oils make excellent vehicle fuels.  Solid fats burn well in
>>> diesel engines although fully heated fuel systems are required to get fats
>>> to flow to the engine.
>>>
>>> Always feels a bit of a waste using them in heaters or generators.  No doubt
>>> in some situations it makes sense.
>>>
>>> Best
>>>
>>> Darren
>>>
>>>
>>>
>>>
>>
>> _______________________________________________
>> Stoves mailing list
>>
>> to Send a Message to the list, use the email address
>> stoves at lists.bioenergylists.org
>>
>> to UNSUBSCRIBE or Change your List Settings use the web page
>> http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org
>>
>> for more Biomass Cooking Stoves,  News and Information see our web site:
>> http://www.bioenergylists.org/
>>
>
>
> _______________________________________________
> Stoves mailing list
>
> to Send a Message to the list, use the email address
> stoves at lists.bioenergylists.org
>
> to UNSUBSCRIBE or Change your List Settings use the web page
> http://lists.bioenergylists.org/mailman/listinfo/stoves_lists.bioenergylists.org
>
> for more Biomass Cooking Stoves,  News and Information see our web site:
> http://www.bioenergylists.org/
>
>



-- 
***
Dr. A.D. Karve
Trustee & Founder President, Appropriate Rural Technology Institute (ARTI)