Do Zappify Bug Zapper Zappers Work? Q. I thought I read somewhere that bug zappers don’t really work. My neighbor’s zapper is driving me loopy with that ZZZZT noise all night. I’d like to show him proof that every one he’s doing is annoying his neighbor. A. Yes, there is a few scientific data on the usefulness of bug zapper for camping zappers, but first we'd like to distinguish between the bug zapper for backyard zappers that homeowners use of their yards to (hopefully) kill mosquitoes, and the business insect gentle traps that pest control professionals use principally in restaurants, meals plants, and warehouses. These costly industrial traps are used primarily to kill house flies and they do work. The comparatively cheap yard bug zapper light zappers kill loads of flying insect killer insects, simply not mosquitoes. Bug zappers use ultraviolet light to draw mosquitoes to a metallic grid where they are electrocuted or "zapped." Those who own these traps swear by them. They point to the piles of lifeless insects that they empty out of the lure every morning. And people insects do seem like mosquitoes. But mostly they're midges, flying insect killer harmless fliers that don't bite and are considered useful. Bug zappers really attract and kill only a few mosquitoes. Instead, the ultraviolet light attracts hordes of insects into the yard that wouldn’t have been there in any other case. Yard zappers have never fared very nicely in analysis tests. One research discovered that 89% of the zapped insects had been midges