Magnesium ribbon in ethanoic acid. Ethanoic acid will attack most metals. However, it is not corrosive to stainless steel. It is classified as a weak acid even, as here, in its concentrated form. It reacts quite strongly with the magnesium ribbon and produces hydrogen gas.

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Photo credit: © MARTYN F. CHILLMAID/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
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