Fire sprinkler systems are triggered by extreme heat and can quickly extinguish a fire in the room where it started. You've probably seen a number of movies where a small amount of smoke triggers all of the sprinklers in a building, soaking everyone and everything inside.
How Long Coconut Milk Lasts. Coconut milk should be used within a week to ten days after being opened. While you can still drink it after ten days, it wonât be nearly as fresh as it was within the first week after opening. If you purchase a container of coconut milk and do not open it, abide by the expiration date that is printed on the container.
Milk and yogurt. Regular pasteurized milk can last up to a week past the sell by date, while milk that has been ultra-pasteurized (ultra high-temperature pasteurization is often used for organic milk or milk that's sold unrefrigerated), may last as long as six months unopened, and up to a week after opening.