These bacteria exist in many different parts of the body, and their presence usually does not cause any problems for the host body. The following is a list of the main sites for bacteria that consitute the normal flora. 1  The skin, especially the moist areas, such as the groin and between the toes.2  The respiratory tract, particularly the nose. 3  Urinary tract. 4  The digestive tract, i.e. the mouth, the terminal ileum and the colon.hese bacteria exist in many different parts of the body, and their presence usually does not cause any problems for the host body. The following is a list of the main sites for bacteria that consitute the normal flora. 1  The skin, especially the moist areas, such as the groin and between the toes.
Sulfur hexafluoride (SF6) is an inert gas which is six times heavier than the air we breathe, and helium is six times lighter, so sulfur hexafluoride has the opposite effect as helium in being able to make your voice deeper.
How low can you go? Singer Tim Storms holds the record for the deepest voice of any human being. The man who holds the record for the world's lowest voice can hit notes so low that only animals as massive as elephants are able to hear them. U.S. singer Tim Storms can reach notes as low as G-7 (0.189Hz). That's a remarkable 8 octaves below the lowest G on a piano.