RE: [RC] Water trough mosquito dunks - Nancy Mitts
I'm guessing not, I've had them in our tanks for a couple years with no obvious ill effect. They make great fish shelters as long as I don't let the tank get low enough for the horses to move them around too much.
Nancy Mitts
"How many legs does a dog have if you call the tail
a leg? Four. Calling a tail a
leg doesn't make it a leg."
-- Abraham
Lincoln
> From: slchast@xxxxxxxx > > Does putting a cement/concrete block in the water put any bad stuff in the water I would not want my horse to ingest?
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