Stool color changes facts. Normal stool color is brown. This is due to the presence of bile in the stool. Normal stool color can range from light yellow to brown to almost black. If stool is red, maroon, black, clay-colored, pale, yellow, or green this may signify a problem.
08 February 2016. The longest continuous vocal note is 1 min 52 sec and was achieved by Alpaslan DurmuÅ (Turkey) at the KipdaÅ MÃ¼hendislik, Istanbul, Turkey, on 8 February 2016. The note was sustained above the required decibel threshold from a measurement distance of 2.5 metres.
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.