At 10:05 PM 21/05/2014, you wrote: >Insecticides are amazingly unhelpful. There's an endless supply of >nests out there, and killing the nearest just makes habitat for the >expansion of others. When I was a kid, we'd pour fuel oil or gasoline into the nest which would kill them, but that's probably a capital offense these days. Allegedly if you take a shovel and remove the top of two anthills down to the larvae, and swap them, the ants are so territorial that they'll destroy each other and all their territory becomes yours. References to human colonial and neo-colonial ruling techniques elided. Borax managed to keep them out of the dishwasher until we got another one that sealed better, and of course it's not toxic to humans. --sp =20 --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .