Osmosis and Applesauce
This process is called osmosis; it dilutes the sugar-water inside the cells. But all the water coming in raises the pressure inside the cells so that eventually, the cell walls burst.
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Some methods of preserving food are easy to understand, but did you know that sugar works by causing microbes to literally die of thirst?
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Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Learn more on this Moment of Science.
View ArticleApplesauce Harnesses The Power Of Osmosis!
Applesauce recipes call for sugar, to heighten the sweetness. The recipe is very specific about when to add the sugar--after the apples have cooked. Why?
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Why do we put cut flowers in water? Does it really help?
View ArticleMilk Osmosis
The sugar added to sweetened condensed milk kills bacteria that would otherwise digest the milk and spoil it. The sugar kills not by poisoning the bacteria, but by a more direct physical process.
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