For the good folks at "Williams Pharmacy," who sent me "their" newsletter with the subject "Turn your tool into rock hard steel":
http://en.wikipedia.org/wiki/Mohs_scale_of_mineral_hardness
Just to say that I'm pretty certain I'd want any steel tool of mine to be considerably harder than most rock, never mind the fact that a tool is much more useful as a tool than as a chunk of metal.
17 October 2008
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2 comments:
Are you sure they weren't just talking about your, you know, Johnson?
Oh, yeah. Good point. It makes much more sense now.
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