On Thu, 28 Feb 2013 17:07:43 +0000 nestork wrote:

2. It's also commonly used as the active ingredient in bathroom cleaners
because it'll cut through soap scum like a hot knife through butter, but
won't harm chrome or chrome plating, even at high concentrations.

I did notice that the chrome plated tools fared best of all
the tools.

The rougher metal tools fared worst (pry bars & saws).