On Mon, 7 Jan 2002, cubic-dog wrote: > Dunno, maybe you're right, I couldn't get it to happen in the lab > with phenols when I was a chem student without actually burning it. I I wouldn't cook polyhalogenated phenol dry or in high-boiling point solvents in presence of copper powder, and alcali. http://www.ping.be/~ping5859/Eng/ChlorineDiChem.html