Video Extras 5: The Reef
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The reef diaries
This corrosion
You never know when you’re going to need an underwater burglar alarm, but how to stop it from rusting? Discover how you can rely on sacrificial metals.
Follow Mike as he grapples with the corrosive effects of seawater, as part of the BBC/OU's programme website for Rough Science 5
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Content last updated: 01/03/2005
