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,
Hospitality House art and creative writing. It has published the work of many artists and writers, and holds periodic exhibitions where the artists can sell their work. Hospitality House operates the Community Art Studio, a storefront art gallery and studio, which has been offering free working space and art supplies to all comers since 1969. Hospitality House is a beneficiary of numerous fund raising events such as the Up Your Alley Fest. In 2014 the facility attracted international news coverage when a 53-year-old homeless man competed in the San Francisco Marathon to raise funds for Hospitality House. He also raffled off one