Last-minute back-to-school tech supplies for under $200
Add these useful, cool tech items to your back-to-school list for 2018.
In this series we take a look at everything, large and small, that has changed the way we do things and significantly enhanced our lives. In part ten we look at technology advancements in food that we cannot live without.
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Salting
Salting preserves the food using dry salt, or by brining in salt water. It is one of the oldest ways to preserve food. We would miss salted fish on our pizza and we would certainly miss bacon.
Caption by: Eileen Brown
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