I have been trying to find out what is best used for fermenting cabbage for
ethanol production. Not much out there on the web. Anyone have a
suggestion? The only thing I've found so far is for producing sauerkraut
and ethanol production is minimal using those enzymes.
Why cabbage? Because ther
If the heat spiral heat exchanger is set up properly at the base of the
sewer stack, the top portion of the exchanger will be hotter then the
bottom. You should see a 15 to 25 deg drop in the temp from top to bottom
depending on the temperature differential.
In our case the heat exchanger preheat
Jim,
There are commercial grey water heat recovery systems out there. They
recover 50% to 75% of the heat going down your drain, largely while taking
showers. According to the DOE studies conducted. Check
http://www.gfxtechnology.com/
There is one other company that makes a similar product for a