Things that are freeze-dried: Astronaut food. Emergency rations. And, just maybe, some future COVID-19 vaccines. Freeze-drying is a method for removing water from a product. First, you freeze the item ...
BUFFALO, N.Y. — Things that are freeze-dried: Astronaut food. Emergency rations. And, just maybe, some future COVID-19 vaccines. Freeze-drying is a method for removing water from a product. First, you ...
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