First, I would like to thank both of the people who responded to my
question.
In article <lxzWU7AXpSUHFwAJ@[EMAIL PROTECTED]
>,
Oz <Oz@[EMAIL PROTECTED]
> wrote:
>Paul Ciszek <nospam@[EMAIL PROTECTED]
> writes
>>
>>There are several chemical/biological techniques that could in theory be
>>used to turn manure into petroleum-like fuels.
>
>Yes, methane production for one. This is used at a household scale in
>parts of india because burning cow dung loses nutrients, particularly
>valuable phosphorus.
Thermal depolymerization and thermochemical conversion are faster and
more total, and more likely to be profitable in first world countries.
>>According to one site,
>>manure is too pricey a feedstock--it has value elsewhere, primarily as
>>fertilizer, and fuel makers would have to bid against other buyers.
>
>It has a significant value as fertiliser, and as a soil micro-organism
>food, and as a physical soil quality ameliorator.
Is manure or other farm waste ever processed into manufactured
fertilizer, or is it only used as-is?
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