How Does Salt Melt Ice?

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Feb 092015
 
How Does Salt Melt IceReactions explains how salt is used to melt ice.

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Winter weather can mean treacherous driving across much of the country. Road crews spread rock salt all over the highways and byways, but why? This week, we break down the chemistry that keeps the roads safe when bad weather hits.

Special thanks to Pedro Alvarez, Ph.D., P.E. of Rice University for his help with this episode.

 

Siberian Ice Drummers

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Feb 042014
 

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A group of Siberian percussionists have become an internet hit with an exhibition of ice drumming on frozen Lake Baikal.

In minus 20C, they found by pure chance that the one metre thick ice has a distinctive and haunting rhythm all of its own, reported the Siberian Times.

‘I felt like we were playing on the drums that Nature has left out for us, alone under the sun on the frozen waters of the world’s most magnificent lake,’ said Irkutsk architect Natalya Vlasevskaya, 31, a mother-of-one and organiser of Etnobit percussion group.

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