Boric acid is an insecticide that was first registered in the US in 1948. It is s a great and popular product for control of cockroaches, termites, fire ants, fleas and other insects. It's cheap and safe for using in kitchens and near cats and dogs. Do you want to know more? Read our reviews when we have collected the best ways of using boric acid to getting rid of roaches, ants and termites.