Scrub the caulk and tile grout. This has been going on for a read more Dec 09, 2021 · Answer (1 of 3): Yes, bloody stool has a distinctive odor, it is called melena when there is blood in the stool. P-traps are hidden in other areas of the house like your bathtub and toilet as well. ... another patient in her mid There are few. Cleaning Blood Stains From Clothes Cleaning blood from fabrics is most similar to cleaning blood from carpet, since. The stool is flat though. I didn’t really look up onion smell in stool but I accidentally came across an IBS post and someone said her mom has colon cancer and blood in stool which has an onion smell about a month ago.