"one can learn the difference between a surfactant and an emulsifier. Having access to a discussion group should not be an excuse for laziness" Only works if: (1) one knows what they don't know, and (2) the internet source is credible. For words, a good dictionary should suffice. For more complex issues, Wikipedia is not necessarily a reliable source. *********************************************** The BEE-L mailing list is powered by L-Soft's renowned LISTSERV(R) list management software. For more information, go to: http://www.lsoft.com/LISTSERV-powered.html