They all end up in a pan in the bottom of the unit. Up to you to
dispose of in an environmentally correct fash
> On Mon, Oct 23, 2000 at 11:11:44AM -0400, bownes wrote:
> > Lan-Air makes a nice unit. And they have been known to discount them
> > rather well.
> > I looked into a group buy a couple of years ago. Looked like we could get
> > about 25-30% discount on the $1200 unit.
> I've been wondering- with these units, what happens to the nasties
> that're in the used oil? Metals, sludge and toxins. Where
> do they go when you use the oil for heat? Up the stack and
> into the atmosphere, or is there a filter that keeps
> the worst bits from getting burnt? Then, what do you
> do with the leftovers?
> Eric Murray http://www.lne.com/ericm ericm at lne.com PGP keyid:E03F65E5
> Consulting Security Architect