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.

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.

The sugar added to sweetened condensed milk kills bacteria that would otherwise digest the milk and spoil it.&nbsp; The sugar kills not by poisoning the bacteria, but by a more direct physical process.

Milk Osmosis

You have questions and A Moment of Science has answers. Short science videos and audio science podcasts provide the scientific story behind some of life\'s most perplexing mysteries. There\'s no need to be blinded by science. Explore it, have fun with it, but most of all learn from it. A Moment of Science is a production of WFIU Public Media from Indiana University in Bloomington, Indiana.

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Milk Osmosis

Milk Osmosis