safe, or as easy to use as traditional insecticide chemicals specifically intended to kill roaches. ... Household bleach is commonly used as a cleaning agent and gives off a strong smell that cockroaches hate.
One characteristic is its smell, caused by the secretion of an oily liquid from the scent glands. It is usually particularly noticeable around places long used by groups of the critters for daytime seclusion. Tip: When sleeping in an unfamiliar room (at a hotel for example), pull back the ...