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,
William Blue College of Hospitality Management William Blue College of Hospitality Management William Blue College of Hospitality Management is an Australian private hospitality college that offers both tertiary education and vocational education and training. The college is owned by education provider Think Education, itself part of the Laureate International Universities group. Think Education was previously owned by SEEK Learning. Other Think colleges include: Billy Blue College of Design, CATC Design School, APM College of Business and Communication, Southern School of Natural Therapies, Australian National College of Beauty, Australasian College of Natural Therapies and Jansen Newman Institute. Together these colleges have in excess of 10,000 students enrolled.