> -----Original Message-----
> From: Lawrence H. Smith [mailto:lsmith@s...]
> 
> Given yet more bad news on benzene (often the denaturant)

Whoa there, "Benzene"?
I don't think so. Methanol is the usual denaturant I think.

Benzene is ye olde carcinogenic petrol (gasoline) additive.

-- 
Peter Williams