Sealed Air Sealed Air Sealed Air Corporation is a packaging company known for its brands: Cryovac food packaging and Bubble Wrap cushioning packaging. Sealed Air Corporation has two divisions: Food Care & Product Care. It sold off its stake in Diversey Care in 2017. Ted Doheny is the CEO of the Charlotte, North Carolina-headquartered Sealed Air. In 1957, Alfred W. Fielding and Marc Chavannes attempted to invent plastic wallpaper with a paper backing. While the wallpaper failed, Fielding and Chavannes later realized that what they had come up with could be used for packing material. Sealed Air was founded in 1960 based
Greek letters used in mathematics, science, and engineering Greek letters used in mathematics, science, and engineering Greek letters are used in mathematics, science, engineering, and other areas where mathematical notation is used as symbols for constants, special functions, and also conventionally for variables representing certain quantities. In these contexts, the capital letters and the small letters represent distinct and unrelated entities. Those Greek letters which have the same form as Latin letters are rarely used: capital A, B, E, Z, H, I, K, M, N, O, P, T, Y, X. Small ι, ο and υ are also rarely used, since they closely resemble the Latin letters i, o