PEST CONTROL REVEALS STRANGE SCARY NOISES OF CARPENTER ANTS CHEWING ON WOOD IN A COMMERCIAL BUSINESS BUILDINGS AND HOMES Leave a Comment / Pest Control / By exterminatorseattle Carpenter Ants are controlled through the application of insecticides and sprays in various forms. These forms include liquid concentrates, baits, dusts, and foams. Products for carpenter ant control that are available in stores contain boric acid, an odorless, nonstaining powder that kills ants and other pests. The active mineral in boric acid has herbicidal, fungicidal and insecticidal properties.In controlling carpenter ants, boric acid can be a dry powder or a liquid insect bait solution 98116