TERRO Liquid Ant Killer uses borax to kill the ants you see, as well as the ants you don’t see.
To use this ant killing liquid, simply apply the product directly from the bottle onto the provided cardboard squares and place near indoor areas where ants are passing. Place TERRO Liquid Ant Killer near ant trails and other locations where they are numerous. Apply the baited cardboard tiles on the edges of sinks, tubs, windowsills, under food cabinets, along floors and baseboards and in corners.