>Is no one using it in vapor form? Not in my circles. > We have a beekeeper in our group that does fall applications in closed > hives using a DC style oxidizer available from Canada. If you go back about a decade when we had several German beekeepers on BEE-L there is quite a bit of discussion on the oxidizer and even discussions on ways to make homemade ones. I think the oxidizer came first and the drizzle method later. I think Allen has oxidizer info on his website. Maybe Medhat will comment? bob *********************************************** 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 Guidelines for posting to BEE-L can be found at: http://honeybeeworld.com/bee-l/guidelines.htm