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The Science Behind How Salt Melts Ice

The Science Behind How Salt Melts Ice

We use more than 20 million tons of salt to melt ice every year. Why?
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  • Contunico © ZDF Studios GmbH, Mainz; Thumbnail © Tatianatatiana/Dreamstime.com
    Learn why fresh water and seawater have different freezing points.
    Which has a lower freezing point, salt water or fresh water?
    Which has a lower freezing point, salt water or fresh water?
  • Contunico © ZDF Studios GmbH, Mainz
    Visit a potash mine in Germany.
    Observe the drilling and blasting work in a potash mine in Germany
    Observe the drilling and blasting work in a potash mine in Germany
  • Contunico © ZDF Studios GmbH, Mainz; Thumbnail © Zniehf/Dreamstime.com
    Learn about underground beds of potash in Germany.
    Learn about the underground beds of potash deposits in Germany
    Learn about the underground beds of potash deposits in Germany
  • Contunico © ZDF Studios GmbH, Mainz
    Learn about salt, including its health effects.
    The effects of too much salt in your diet
    The effects of too much salt in your diet
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