Ascending infection: Ascending infections are the most common cause of urinary tract infections. As the female urethra is short and intestinal bacteria tend to colonize the perineum and vulva, women tend more often than men to urinary tract infections.
SGN is a UK gas distribution company which manages the network that distributes natural and green gas to 5.9 million homes and businesses across Scotland and the south of England. As of 2014/15 SGN operates more than 71,000 km of pipes. In the same period SGN spent Â£500 million on upgrading the network.
In chemistry, a hydron is the general name for a cationic form of atomic hydrogen, represented with the symbol H+ . The term proton refers to the cation of protium, the most common isotope of hydrogen.nlike other ions, the hydron consists only of a bare atomic nucleus. The hydron (a completely free or naked hydrogen atomic nucleus) is too reactive to occur in many liquids, even though it is sometimes visualized to do so by students of chemistry.