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2. Flash freezing - Wikipedia

   en.wikipedia.org/wiki/Flash_freezing

   Flash freezing being used for cryopreservation. Flash freezing is used in the food industry to quickly freeze perishable food items (see frozen food). In this case, food items are subjected to temperatures well below [clarification needed] the freezing point of water. Thus, smaller ice crystals are formed, causing less damage to cell membranes. [4]

3. Frozen food - Wikipedia

   en.wikipedia.org/wiki/Frozen_food

   Cryogenic freezing is the quickest freezing technology available due to the ultra low liquid nitrogen temperature −196 °C (−320 °F). [2] Preserving food in domestic kitchens during modern times is achieved using household freezers. Accepted advice to householders was to freeze food on the day of purchase.

4. Liquid nitrogen - Wikipedia

   en.wikipedia.org/wiki/Liquid_nitrogen

   The temperature of liquid nitrogen can readily be reduced to its freezing point −210 °C (−346 °F; 63 K) by placing it in a vacuum chamber pumped by a vacuum pump. [2] Liquid nitrogen's efficiency as a coolant is limited by the fact that it boils immediately on contact with a warmer object, enveloping the object in an insulating layer of ...

5. The Basics of Freezing and Unfreezing Food - AOL

   www.aol.com/lifestyle/food-basics-freezing-and...

   Kathy Bernard, acting manager at the U.S. Department of Agriculture, give us tips on the proper cold storage of food. Check out the slideshow above to learn her tricks. For more Food Storage Tips ...

6. Individual quick freezing - Wikipedia

   en.wikipedia.org/wiki/Individual_Quick_Freezing

   Cryogenic IQF freezers immerse the product in liquid nitrogen at very low temperatures, freezing it rapidly while continuously moving the product to avoid block or lump formation. [5] Although this method shows good freezing results, it might lead to higher processing costs per weight of product due to the cost of the liquid nitrogen required.

7. Don’t forget plants during Beaufort County freeze warning ...

   www.aol.com/don-t-forget-plants-during-162549477...

   When the temperature needles to a freezing 32 degrees, most outdoor plants will survive the coastal Lowcountry cold, according to LowCo Gardeners. But during a hard freeze, 28 degrees or lower for ...

8. Fresno freezing temps: How to prepare your plants, pipes and ...

   www.aol.com/news/fresno-freezing-temps-prepare...

   Here’s how to prepare for freezing temperatures in the central San Joaquin Valley. Skip to main content. News. 24/7 help. For premium support please call: 800-290-4726 more ...

9. Plant cryopreservation - Wikipedia

   en.wikipedia.org/wiki/Plant_cryopreservation

   This is the immersion of plant material directly in liquid nitrogen, or after desiccation. This is often done with (orthodox) seeds that already have a low moisture content or pollen. [8] This method cannot be used with tissues that contain a lot of water or are sensitive to dehydration. Slow freezing. This method relies on the mechanism of ...