>the msds reads that the lubricant is polyethylene... > >Not sure that is good for the environment either. > Would not take long to research. Try http://www.ncbi.nlm.nih.gov/pubmed/17365139 Polyethylene is made from ethylene, a natural plant hormone, used in ripening of fruit. -- Randy Oliver Grass Valley, CA www.ScientificBeekeeping.com *********************************************** 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