I didn't want to re-open the discussion on oxalic treatments. Thanks to Mike
for explaining why I would be treating with a vaporiser, and thanks to Randy
and James for the info. I should have been more precise in my question -
should I use a half face or a full face respirator? I am looking at a
3M-7500 half or a 3M-6000 full. It's not a question of expense, but whether
I wish to be alive and well after fumigating the bees!
Peter
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