Why use ant killer on an infestation when you can just fry them with a death ray?
Mark decided he was going to use an old Fresnel lens from a television when tasked with ridding his yard of fire ants. when angled just right it basically becomes a giant magnifying glass with a much larger area of destruction.
This may not be the most effective way to kill fire ants, but it might be the most entertaining.
Those fire ants never stood a chance!