From Wikipedia, the free encyclopedia. A battery isolator is an electrical device that divides direct current (DC) into multiple branches and only allows current in one direction in each branch.
Answer Wiki. 1 Answer. Typically, cream cheese is good until 2-4 weeks after the Expiration, Purchase By, Sell by, or Best When Opened By date. (As long as it is kept in a normal refrigerator temperature, which is around 40 degrees)
Most sour creams have a âsell-byâ date. As long as the package stays unopened, the dairy product should be fine for about 2 weeks after that date. If it has an expiration date (instead of a âsell-byâ date), add a week to the expiration date. Once the package is opened, its contents should be fine for 1 to 2 weeks. Of course shelf life of sour milk depends on how and how long (if weâre talking about opened container of sour milk) it has been stored.