Ho Made

[hvacker]

Specific gravity scale for those that like to make things.
This one is for small rocks
Then just do the math Weight in air top plate / (Weight in air - weight in water) bottom plate

If the women don't find you handsome they should at least find you handy, Red Green

 

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[EricTheCat]

Very clever.

 

[Rasputin]

Hey, I love it. I do some woodworking, too. What a great idea. I would have never thought of it.