>> "The available results show that a systemic effect of oxalic acid to the >> beekeeper is not to be expected regarding both procedures. This is true >> without special preventive measures, e.g. carrying of a protective mask. >Please read this sentence in its context Actually I did, and that statement stands on its own. The paper discussed, s far as I could tell, two treatments, one where the beekeeper is spraying OA solution into the air and all over the place and one where the OA was being vapourized in a closed hive. In neither case was there reason to fear an exposure sufficient to cause concern. > and keep account of the subsequent section: Recommended preventive > measures! That is the usual ass-covering BS that civil servants have to append to everything so they don't lose their chance at a pension. >See also Peter Borst' recommendation. See above comments about civil servants :) Seriously, that is all good info and IF you plan to break the rules, it is best to know what they are and why they were written. *********************************************** 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