Toning


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Toning

In numismatics, the color of a coin. The color of coins changes over time due to use and corrosion. How much or how little the toning corresponds to the toning of the coin when it was first minted is one aspect of determining its condition, which in turn determines its value.
References in periodicals archive ?
The patented construction of the FLEX([R]) Abdominal Toning Belt features three pre-positioned, medical-grade GelPads, covering the central abdominal muscles and external obliques.
Food and Drug Administration for purposes of firming, toning, and strengthening abdominal muscles.
I highly recommend the SLENDERTONE FLEX([R])Abdominal Toning System for the serious athlete, or the athlete who is looking to become serious.