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.
Total Base Number (TBN) is the measure of a lubricantâs reserve alkalinity, which aids in the control of acids. formed during the combustion process. TBN can also be used as a measure of lubricant degradation in. service.1 Motor oils that have a high TBN and demonstrate good TBN retention are known to effectively.