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Unread 20-09-2012, 08:16
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Re: Densest Building Materials

Quote:
Originally Posted by Richard View Post
If you have a bigger budget, try U.S. Nickels. They are slightly larger in diameter (0.835 inch) and made mostly of copper, which is denser than zinc. Their larger diameter and density means you only need a 7 inch stack (91 coins, or $4.55 worth) to make one pound of ballast. This is 2.5 times the cost of Penny ballast, at 1.282 times the density.
I just knew that one of these days someone would suggest a feasible way to throw more money at a problem. Mo' money? Problem solved!
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