Using a Black Light to Attract Bugs to Your Bug Fan
Virtually all Bug Zappers and Bug Traps use a black light bulb, or at least a purple tinted light bulb, to attract insects to the machine. How effective are they? University studies have shown that the Zapper they tested killed very few female mosquitoes. Less than 2% of the bugs killed were female mosquitoes. How they could tell what the fried bugs were is a bit of a mystery, but these guys went to college for this.My experience with Bug Zappers goes back around 30 years. They all would be zapping away at night, but I was still getting bit by mosquitoes. When something that looked like a mosquito would start to build up a layer on the zapping grill, this layer would expand each night. I theorized that the dead bugs stuck on the grid were heating up and releasing CO2, attracting more mosqu...