Ox-man-2W

Applying oxalic acid in vapour form. I use a Heilyser Technologies vapourizer attached to a 12-volt car battery. Acid is in the bottle on top of the hive, purchased from a chemist. (Photo: Amanda Goodman Lee)

Applying oxalic acid in vapour form. I use a Heilyser Technologies vapourizer attached to a 12-volt car battery. Acid is in the bottle on top of the hive, purchased from a chemist. (Photo: Amanda Goodman Lee)

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