These are the grocery items you should have in stock before a winter storm
(CNN)A powerful winter storm is threatening parts of the eastern United States with crippling freezing rain, sleet and snow, as experts urge Americans to be prepared.
Make sure you've done the basics: Learn how to keep your pipes from freezing (for example, you can open cabinets in places like under sinks to let heat in or let faucets drip), test smoke alarms and carbon monoxide detectors, have extra batteries for radios and flashlights, charge electronics and consider specific needs of everyone in your household, like medication.
And ensure you have all the grocery supplies you need.
These kinds of storms -- and their aftermath -- can cut off heat, power or communication services. Because we don't yet know how severe the impacts will be and how long they will last, …
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