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Website. www.ncwm.com. The National Council on Weights and Measures (NCWM) is a not-for-profit standards development organization, dedicated to developing the United States technical standards for weights and measures in commerce. The organization's official mission is "Ensuring Equity and Uniform Standards in a Changing Marketplace."
A portable truck scale will have lower frame work that can be placed on non-typical surfaces such as dirt. These scales retain the same level of accuracy as a pit-type scale, with accuracy of up to + or - 1%. The first portable truck scale record in the US was units operated by the Weight Patrol of the Los Angeles Motor Patrol in 1929. Four ...
A scale or balance is a device used to measure weight or mass. These are also known as mass scales, weight scales, mass balances, massometers, and weight balances. The traditional scale consists of two plates or bowls suspended at equal distances from a fulcrum. One plate holds an object of unknown mass (or weight), while objects of known mass ...
Calibration. In measurement technology and metrology, calibration is the comparison of measurement values delivered by a device under test with those of a calibration standard of known accuracy. Such a standard could be another measurement device of known accuracy, a device generating the quantity to be measured such as a voltage, a sound tone ...
Sheldon Scale - The modern numerical grading scale used for grading coins. The scale was created by American numismatist Dr. William H. Sheldon in 1949. This scale has become widely known and firmly accepted as the standard for coin grading in the US. The scale runs from 1 to 70 as follows: ...
Weight fraud (also scale fraud and short-weighting) is a type of measurement fraud involving the mislabeling or inaccurate weighing of products. In this deceptive practice, products are labeled or weighed in a manner that falsely indicates a greater weight than they actually possess. For fraud deterrence, many locales require periodic ...