[biofuel] Re: zeolite - Digest Number 489

[k5farms]

Many municipalities simply screen the waste and collect the resulting 
grease "ball"


To landfill of course 


> > Joseph Martelle wrote"these filters work because water in oil is 
an emulsion
> > and thus easily separated" with marine filters. Is this true?  
How do you
> > take the oil out of emulsion, I have heard of de-emulsifying 
agents
> > (chemicals) but they are expensive. Are there different types of 
emulsions -
> > permanent emulsions, semi emulsions-what is an emulsion anyway?




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