A Moment of Science

Posts tagged sublimation

May 31, 2011

 

dry ice in blue bucket

Why Is Dry Ice Dry?

If you've ever received a special shipment of meat or seafood at home, it probably arrived surrounded by blocks of dry ice. What is dry ice?

November 23, 2004

 

Frost-free Freeze Physics

Frost-free freeze physics--it's more than a tongue-twister.

November 19, 2004

 

Sublimation

You fill the ice tray up to the rim and put it in the freezer. The ice that results will be?

May 24, 2004

 

freezer-burn

Freezer Burn Explained!

What does "freezer burn" mean and how can you prevent it?

September 27, 2003

 

Freeze Drying

If you’ve ever been to the Air and Space Museum in Washington DC, perhaps you’ve sampled the kind of freeze-dried ice cream astronauts eat during space missions. A stiff, dry square, the freeze-dried version tastes just like ice cream, except that it isn’t cold, and has no moisture.

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