oil. >> what is that? >> it's praying oil. it's praying oil. prison incent. i tape it to the vent. that's how the oil come out of it. so, it work. but it doesn't kill another man's smell. that's why you try to use the flushes. that's in case you use all your flushes up then, hey, you got to deal with it. >> cell searches continue at corcoran in the wake of the incident at tehachapi, giving rookie officer faldon a crash course. >> it definitely opens your eyes up and lets you know, you know, this can happen to you. so, you take extra precautions in everything you do. make sure, you know, no one's behind your back that's not supposed to be there. you just sort of got to live with it. this is what i want to do. so, i'm here. you know? there's no turning my back now. >> are you worried about pissing some inmate off?