Because certain types of ants are drawn to greasy substances, the foolproof ingredient in this formula is shortening. In a small bowl or cup, mix 1 tablespoon of borax (a laundry booster related ...
Along with cleaning laundry, Borax — also known as sodium borate — is a natural mineral that will kill any ants that ingest it. Mix Borax with equal parts water and sugar to make a syrup ...