why does salt affect the speed of rust???

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scotta740
Posts: 17
Joined: Tue Sep 04, 2007 11:03 am

why does salt affect the speed of rust???

Post by scotta740 »

I need to know why does salt affect the speed of rust for my science fair project please. :) :) :)
Scott A.
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deleted-71588
Former Expert
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Joined: Mon Oct 16, 2006 11:47 am

Post by deleted-71588 »

What grade are you in? Have you had any chemistry yet?

Try doing some research on "cathodic protection". In other words look at what it takes to slow down or prevent the process and see if you can figure it out from that perspective.
-Craig
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deleted-71827
Former Expert
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Occupation: Research Assistant
Project Question: Neuroregeneration
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Post by deleted-71827 »

Hi Scott!
Check out the following link- it explains why salt water might induce rusting.
http://www.metalwebnews.com/howto/rust/rust.html
Hope it helped, good luck!
"There is a single light of science, and to brighten it anywhere is to brighten it everywhere." -Isaac Asimov
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