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,
Apeejay Institute of Hospitality conducted by the institute in association with The Park Hotels over 3 years. Apeejay Institute of Hospitality (AIH) is a training center for The International Air Transport Association (IATA) and offers IATA Foundation in Travel & Tourism program. AIH is also the center of learning for Apeejay Surrendra Park Hotels. The group's Management training Programme, Executive Training Programme, Professional Development programmes, as well as consultancy projects for the hospitality industry are some of its additional core activities. AIH has a strong alumni network of students working with The Park Hotels, Taj Hotels Resorts and Palaces, Oberoi Hotels & Resorts (OCLD),