Pineapple ripened or off-green. A plant growth regulator, Ethephon, is typically sprayed onto the fruit one week before harvest, developing ethylene, which turns the fruit golden yellow. After cleaning and slicing, a pineapple is typically canned in sugar syrup with added preservative. A pineapple never becomes any riper than it was when harvested. The fruit itself is quite perishable and if it is stored at room temperature, it should be used within two days; however, if it is refrigerated, the time span extends to 5–7 days. Mimi Sheller writes: "The pineapple entered European iconography as a symbol of welcome and hospitality,
Penn State School of Hospitality Management Four Diamond designation, the TripAdvisor Certificate of Excellence and the National Trust for Historic Preservation's Historic Hotels of America certification. Also, the Penn Stater Conference Center has been awarded the International Association of Conference Centers (IACC) certification. Penn State School of Hospitality Management The Pennsylvania State University School of Hospitality Management (also known as SHM) is located at the main campus of The Pennsylvania State University in University Park, Pennsylvania and serves over 500 students. SHM is one of the three oldest continually-operating hospitality management programs in the United States and offers a Bachelor of Science (B.S.), Master of Science