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Measurement Conversion
Especially useful in precious metals trading!
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1 troy ounce = 1.097 ordinary ounce
12 troy ounce=1 troy pound
31.1 grams=1 troy ounce
1.55 grams=1 pennyweight (1dwt)
20 pennyweight (dwt) = 1 troy ounce
24 grains=1 pennyweight (dwt)
480 grains=1 troy ounce
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