Any resources for identifying "grey" metals?

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Cryogaijin

Active member
Joined
Nov 13, 2021
Messages
27
Location
Hillsboro Or
Howdy all!

I've been working on scrapping a bunch of old farm equipment. I have use for essentially any metal that isn't iron/steel, but need to be able to classify it. Are there any good resources for classifying metals that can be done with fairly basic lab equipment?
 
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