From a sociological perspective, social norms are informal understandings that govern the behavior of members of a society. Social psychology recognizes smaller group units, such as a team or an office, may also endorse norms separate or in addition to cultural or societal expectations.
Sewer Odors in Bathroom. DEAR TIM: We recently have begun to notice a sewer odor from only one of the three bathrooms in our house. It might be the toilet, but it's hard to tell. The smell is not constant and some times it is very strong. Everything in the house drains fine, including the toilet with the odor.
You Get What You Put In. The odors that stink up your washing machine come from the clothes you put in it. Soap residue and hard water contribute to the foul odor. Sweat, dead skin cells, pollution, and bodily odors will eventually make your washing machine smell bad. Foul odors in your washing machine are caused by a film of scum. It may sound disgusting, but that disgusting layer of filth are the stains and dirt that come off from your clothes.