EFFORTLESS APPLICATION: With a plunger and user-friendly tips included, this non-repellent roach gel killer is designed for effortless placement in cracks, crevices and other hard-to-reach areas ...

Diatomaceous earth is a white powder made from the fossilized remains ... acid - a cousin to baking soda - to be a very effective roach killer. "Make a paste using boric acid and sugar, then ...