Dear Luke, Your message reminds me of a conversation in the course of which somebody said that coffee was a slow poison. An old man agreed with him, saying that it was indeed a very slow poison, because he had been drinking it for the last 90 years. Roasted coffee, by the way, is a torrefied product. Yours A.D.Karve On Mon, Dec 19, 2011 at 4:05 AM, Luke Gardner <[email protected]> wrote:
> Mark and ALL, > I make some top notch smoked salmon, and know what it takes to make people > say “wow! that is really good”. the funny thing is that what it takes to > properly smoke salmon is pretty much exactly what a guy tries to avoid with > the gasifier a cold tar laiden smoke. Is this harmful to your health???? > it doesn’t matter as it tastes good enough “to die for”, it just makes me > wonder, have our genetics been time altered (somewhat like the signaling > network of the trees you talk of) to be predisposed to enjoy the taste of > something cooked over a “cold/smoky fire”? > Luke > > *From:* Mark Ludlow <[email protected]> > *Sent:* Saturday, December 17, 2011 7:25 PM > *To:* 'Discussion of biomass pyrolysis and > gasification'<[email protected]> > *Subject:* Re: [Gasification] gasifier type updarft use rice husk > > > Jeff and...**** > > There's a lot of different opinions on the value/harm of the "tars" in the > soil. My instinct says "no-no!" but some people drink the distillate and > think that it is God's blessing!**** > > If we observe natural phenomena, for instance forest burns (which, > presumably, have multiple regimens of combustion, from hardly-at-all to > pure ash) we see that there is usually a strong recovery after a burn, but > the ecosystems are usually not replaced, intact, but forced to begin their > long, progressive cycle once again.**** > > A study of 19th-century charcoal kilns in the Eastern U.S., show that > there is a lasting effect on the sites on which they were located. On the > other hand, many suggest that the aromatic compounds produced during > pyrolytic combustion are valuable components of the signaling network that > tells seeds and the soil ecosystem that the sky has opened and that the > system has an altered competitive structure.**** > > Maybe a little is good; and a lot is bad. But despite the evidence that > many of the polyaromatic hydrocarbons remaining in the char produced for > biochar applications is carcinogenic, some certifying bodies have declared > it "Organic" and suitable for unrestricted use in agricultural applications. > **** > > Who knows?**** > > Best, Mark**** > > **** > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Jeff Davis > Sent: Saturday, December 17, 2011 6:18 PM > To: Discussion of biomass pyrolysis and gasification > Subject: Re: [Gasification] gasifier type updarft use rice husk > > **** > > Dear Tom,**** > > **** > > On Sat, 2011-12-17 at 09:43 -0500, Thomas Reed wrote:**** > > > including an open PYROMID, and any junk biomass, we all have easy **** > > > access to as much charcoal as we could ever need, for the first time *** > * > > > in history.**** > > **** > > This summer I tried numerous switchgrass bale PYROMID's with no practical > charcoal production but it did make some impressive and scary fires. > Personally I would be reluctant to promote this just because of the danger > of starting forest fires and what not. **** > > **** > > **** > > > So we really have no excuse for cleaning up TLUD gas if we wish to. *** > * > > **** > > As long as we don't place the tar laden charcoal in the soil but use it as > a fuel. In other words clean charcoal added into the soil is much better > that adding charcoal that was used to filter toxic waste. **** > > **** > > **** > > **** > > > Compare to natural gas at 1000 Btu/ scf. **** > > **** > > Locally the troops have landed and marcellus shale gas is under > production. It's been stated that this type of well will last for 30 to*** > * > > 50 years and beneath that even more gas. Already, locally, the price of > natural gas has dropped.**** > > **** > > **** > > Best regards,**** > > **** > > **** > > Jeff**** > > **** > > **** > > _______________________________________________**** > > Gasification mailing list**** > > **** > > to Send a Message to the list, use the email address > [email protected]**** > > **** > > to UNSUBSCRIBE or Change your List Settings use the web page > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > **** > > **** > > for more Gasifiers, News and Information see our web site:**** > > http://gasifiers.bioenergylists.org/**** > > ------------------------------ > _______________________________________________ > Gasification mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > > for more Gasifiers, News and Information see our web site: > http://gasifiers.bioenergylists.org/ > > > _______________________________________________ > Gasification mailing list > > to Send a Message to the list, use the email address > [email protected] > > to UNSUBSCRIBE or Change your List Settings use the web page > > http://lists.bioenergylists.org/mailman/listinfo/gasification_lists.bioenergylists.org > > for more Gasifiers, News and Information see our web site: > http://gasifiers.bioenergylists.org/ > > -- *** Dr. A.D. Karve Trustee & Founder President, Appropriate Rural Technology Institute (ARTI)
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