Dog Rocks Â® filter out impurities from water such as Tin, ammonia and nitrates. These impurities are usually passed out through urine, and when grass comes in contact with these elements it results in urine burn on grass, resulting in a dead, yellow patch on your lawn.
Synopsis. Frederick Winslow Taylor was born on March 20, 1856, in Philadelphia, Pennsylvania. While employed at Midvale Steel Co., Taylor systemized the shop management to reduce costs and increase production. Taylor became known as the father of production management. His theory was called Taylorism. Taylor died on March 21, 1915.
Mencyclopaedia: Fred Perry. Fred Perry was a tennis legend who became better known as a brand of shirt. Late in his life, after the close of an all-four Grand Slam-winning tennis career that remains unmatched in the British game, Fred Perry conceded that he was far better known for his shirts.