Why does off bug spray clean headlights?

Off bug spray on headlights. #3 · sep 29, 2014. Wash the headlight lens with soap and water. If you simply put a protectant on it after cleaning it with bug spray.

Here is how you can clean your headlight with an insect repellant or bug spray: The illusory cleaning of headlights with deet occurs when the chemical melts the surface of the lens. As most of you have probably seen on facebook and youtube, there is a method of restoring headlights going around the internet using off deep woods or a simi.

Off bug spray contains deet (diethyltoluamide), which in small quantities can repel insects. If you spray a cloth with bug spray and rub it on your old, cloudy lights they will look better. Make sure the bug spray you are using contains deet or diethyltoluamide.

If you are absolutely worried about scratching up your headlights, simply take a rag with warm soapy water, and let it sit for a bit, and then wipe off. I've done headlight on about 15 cars by now, if you want the results to last, you have to sand/compound. The chemicals help remove some of the dirt and uv.

This removes some surface oxidation while. Simply putting bug spray over the headlights and wiping it off is not going to do as well as a a proper, good deep clean. Shake the can of bug spray with deet and spray it onto a paper towel.

Off bug spray contains deet (diethyltoluamide), which in small quantities can repel insects. Wd40 is a known remedy for yellowed headlights.