You will be given a passage, and your task is to generate a Yes/No question that is answerable based on the given passage.

Let me give you an example: Powdered sugar, also called confectioners' sugar, icing sugar, and icing cake, is a finely ground sugar produced by milling granulated sugar into a powdered state. It usually contains a small amount of anti-caking agent to prevent clumping and improve flow. Although most often produced in a factory, powdered sugar can also be made by processing ordinary granulated sugar in a coffee grinder, or by crushing it by hand in a mortar and pestle.
The answer to this example can be: is confectionary sugar the same as powdered sugar?
Here is why: The question is a yes/no question, and it is answerable based on the given passage.

OK. solve this:
An unopened bottle of Coffee-Mate can last up to two years with no refrigeration and can stay fresh for two weeks once it is opened. The product is popular in offices where refrigeration may not be available. Non-dairy creamer can be used by individuals who are lactose-intolerant. Once opened, liquid non-dairy creamer should be refrigerated.
Answer:
does liquid coffee mate have to be refrigerated?