Unpleasant odors can be a nuisance, and can even pose health risks. If you're dealing with a bad smell, it's important to identify and locate the source as soon as possible. ### Sources of Odors Odors can be caused by a variety of factors, including: * Mold and mildew * Pet accidents * Smoke damage * Cooking smells * Garbage * Sewage backups ### Locating the Odor Source Once you've identified the possible sources of the odor, you can start to narrow down the location. Here are some tips: * **Follow your nose.** The odor will be strongest near the source. * **Check for moisture.** Mold and mildew thrive in moist environments. * **Look for pet accidents.** Pets often hide their accidents in out-of-the-way places. * **Inspect your appliances.** A faulty appliance can emit strange odors. * **Call a professional.** If you can't locate the source of the odor yourself, a professional odor removal service can help. ### Who to Contact About a Bad Smell If you're dealing with a bad smell, there are a few people you can contact: * **Your landlord or property manager.** If you're renting, your landlord or property manager may be responsible for fixing the problem. * **A professional odor removal service.** A professional odor removal service can identify and eliminate the source of the odor. * **Your local health department.** If you're concerned that the odor is a health hazard, you can contact your local health department.