How to Treat a Jammed Finger - Health Sutra - Duration: 1:54. Health Sutra - Best Health Tips 79,423 views
Brown rat. The brown rat, also referred to as common rat, street rat, sewer rat, Hanover rat, Norway rat, Norwegian rat, or wharf rat (Rattus norvegicus) is one of the best known and most common rats.
Sanitary sewers are much smaller than combined sewers designed to also carry surface runoff. A sanitary sewer or foul sewer is an underground carriage system specifically for transporting sewage from houses and commercial buildings through pipes to treatment or disposal. Sanitary sewers are part of an overall system called sewerage or sewage system.