The pesticide dispersed by using a flea bomb stays where it has landed. This means using these products will result in surfaces contaminated with the pesticide. Prior to using a fogger, all people and pets should be removed, and pet's toys, children's toys and other such items should be covered. Even then, it is still possible to be exposed to pesticides long after they have been released. According to the Environmental Protection Agency’s Citizen's Guide to Pest Control and Pesticide Safety, there are a few simple ways to reduce exposure: