If you have pets, you probably use some kind of flea or tick spray on them. Most of these are made with harsh chemicals that can be harmful to you or your pets. Diatomaceous earth has been used for centuries as a natural way to kill insects. It's harmless to you and your pets, but on a microscopic level is razor sharp. So when a flea walks through it, it perforates the exoskeleton so they dry out and die within a few hours, faster than many chemical pesticides! it can be put directly on your pet... read more