The Hershey Company, known until April 2005 as the Hershey Foods Corporation and commonly called Hershey's, is an American company and one of the largest chocolate manufacturers in the world. Its headquarters are in Hershey, Pennsylvania, which is also home to Hershey's Chocolate World. It was founded by Milton S. Hershey in 1894 as the Hershey Chocolate Company, a subsidiary of his Lancaster Caramel Company. Hershey's chocolate is available across the United States, due to their wide network of
Sonar definition, a method for detecting and locating objects submerged in water by echolocation. See more.
Active sonar, the transmission equipment used on some ships to assist with navigation, may be detrimental to the health and livelihood of some marine animals.ome marine animals, such as whales and dolphins, use echolocation or biosonar systems to locate predators and prey. It is conjectured that active sonar transmitters could confuse these animals and interfere with basic biological functions such as feeding and mating.