text:  And it's just extremely effective as a contact insecticide, but when you put it in cracks and crevices, it's a barrier repellent. Yeah. Well, again, how does it work? How does Orange Guard work? Okay, what you do when you spray a bug with it, it dissolves the waxy coating on their exoskeleton, and since they breathe through their spiracles, they suffocate. Okay.