Bead proof

Bead' proof` 1. Among distillers, a certain degree of strength in alcoholic liquor, as formerly ascertained by the floating or sinking of glass globules of different specific gravities thrown into it; now ascertained by more accurate meters. 2. A degree of strength in alcoholic liquor as shown by beads or small b...
Found on http://www.encyclo.co.uk/webster/B/25

Bead proof

• Among distillers, a certain degree of strength in alcoholic liquor, as formerly ascertained by the floating or sinking of glass globules of different specific gravities thrown into it; now ascertained by more accurate meters. • A degree of strength in alcoholic liquor as shown by beads or small bubbles remaining on its surface, or...
Found on http://thinkexist.com/dictionary/meaning/bead_proof/
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