The Freeze-Drying of Foods—The Characteristic of the ... - PMC
Freeze-drying, or , is a sophisticated method used to preserve high-value items while maintaining their original structure and nutrition. Freeze
: Removing any remaining unfrozen water molecules. The Freeze-Drying of Foods—The Characteristic of the
Beyond home use, freezing and freeze-drying are vital to several major industries: water expands when it freezes
: This occurs when liquid molecules slow down enough that their natural attractions pull them into fixed, solid positions.
: Whole tomatoes (for cooking), ginger, garlic, wine, nuts, and even pizza dough.
: Unique among most substances, water expands when it freezes, which can lead to practical issues like frozen and burst water pipes . 2. Freeze-Drying Technology