[Stoves] Improved Stoves and PAHs
Cynthia Armendariz
cynarar at oikos.unam.mx
Fri Mar 28 14:04:26 CDT 2008
Dear all
Does anybody know where can I find methods used to determine PAHs from wood
fuel burning?
Thanks a lot
Cynthia
At 06:18 p.m. 25/03/2008, Frans Peeters wrote:
>Dear Mr Crispin,in Swasiland.
>
>
>
> Burning tar gives n % unburned particles with high flash point 300-450 °
>C
>
>
>
>The main cancerogen is NAFTALENE and ANTRACENE , white crystals on the
>surface of very old tar = asphalt= bitumen .
>
> The last are 2 and 3 BENZENE RINGS based nx C6H6
>
>Other till 7x rings are known as most cancerogens PACs=
>
>Poly Aromatic Carbons =
>
> PAK in German . In ROSTOK Germany is done the best study for PAK s for
>cockes factory danger .
>
>About 50 singel PAC s are tested on 50 mices in nXn micrograms / n days / n
>% cancers developed in the 50 x 50 mices !
>
>
>
>An other good study see PAC s in Australian GOOGLE web .
>
>
>
>Remember BENZENE =C6H6 RING STRUCTURE is THE BASIC STRUCTURE BLOCK for
>hundreds of CANCEROGENS in organics and partial burned organic matter .
>
>SOOT is dangerous due the fatty particals , not the carbon .
>
> Toner from a laser-printer is one of fife most PAC cancerogens !!!
>
>Invisible such dust PAC particles and the OZON from copy machines are MOST
>DANGEROUS .
>
>
>
>Tar- smoke is dangerous .
>
> Wax is parafin alike C30 H62 linear hydro carbon .
>
>Only dangerous for its cyclo inpuretie and vapor film forming in lungs.
>
>
>
>Chimney cleaners 100 years ago ,in UK ,have been the first recognised
>CANCER victims of SOOT PAC s
>
>
>
>( Aromatiic = 6 carbons Cyclo bonded = BENZENE based CANCEROGEN !! .
>
> C6 linear bonded = Hexane = benzine in Europ and petrol in USA .)
>
>
>
>Greetings
>
>
>
>Frans
>
>
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>15:03
>
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