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  2. Troy weight - Wikipedia

    en.wikipedia.org/wiki/Troy_weight

    Troy weight is a system of units of mass that originated in the Kingdom of England in the 15th century [ 1 ] and is primarily used in the precious metals industry. The troy weight units are the grain, the pennyweight (24 grains), the troy ounce (20 pennyweights), and the troy pound (12 troy ounces). The troy grain is equal to the grain unit of ...

  3. Biblical and Talmudic units of measurement - Wikipedia

    en.wikipedia.org/wiki/Biblical_and_Talmudic...

    Abraham weighs out 400 shekels of silver (about 4.4 kg, or 141 troy oz) in order to buy land for a cemetery at Machpelah. (1728 illustration, based on Genesis 23) The Babylonian system, which the Israelites followed, measured weight with units of the talent, mina, shekel (Hebrew: שקל), and giru, related to one another as follows: 1 shekel ...

  4. Comparison of the imperial and US customary measurement ...

    en.wikipedia.org/wiki/Comparison_of_the_imperial...

    The imperial system has a hundredweight, defined as eight stone of 14 lb each, or 112 lb (50.80234544kg), whereas a US hundredweight is 100 lb (45.359237kg). In both systems, 20 hundredweights make a ton. In the US, the terms long ton (2240 lb, 1016.0469088kg) and short ton (2000 lb; 907.18474kg) are used. The metric ton is the name used for ...

  5. Short ton - Wikipedia

    en.wikipedia.org/wiki/Short_ton

    The short ton (abbreviation tn[ 1 ]) is a measurement unit equal to 2,000 pounds (907.18 kg). It is commonly used in the United States, where it is known simply as a ton;[ 1 ] however, the term is ambiguous, the single word " ton " being variously used for short, long, and metric tons. The various tons are defined as units of mass. [ 2 ]

  6. List of conversion factors - Wikipedia

    en.wikipedia.org/wiki/List_of_conversion_factors

    See Weight for detail of mass/weight distinction and conversion. Avoirdupois is a system of mass based on a pound of 16 ounces, while Troy weight is the system of mass where 12 troy ounces equals one troy pound. The symbol g 0 is used to denote standard gravity in order to avoid confusion with the (upright) g symbol for gram.

  7. United States customary units - Wikipedia

    en.wikipedia.org/wiki/United_States_customary_units

    United States customary units form a system of measurement units commonly used in the United States and most U.S. territories, [ 1 ] since being standardized and adopted in 1832. [ 2 ] The United States customary system developed from English units that were in use in the British Empire before the U.S. became an independent country.

  8. Indian units of measurement - Wikipedia

    en.wikipedia.org/wiki/Indian_units_of_measurement

    1 Kancha = 5 Siki. 1 Chhataank = 4 Kancha. 1 Chhataank = 5 Bhari. 1 Adh-pav = 2 Chhatank = 1/8 Seer. 1 Pav = 2 Adh-pav = ¼ Seer (Pav means ¼) The unit pav is still used to this date however, it has been modified to "a fourth of a kilogram". 1 Adher = 2 Pav = ½ Seer. In Hindi ½ Seer = Adha (½) Seer, or Adher.

  9. Avoirdupois - Wikipedia

    en.wikipedia.org/wiki/Avoirdupois

    Such scales are used to make the most accurate of fine measurements, such as in the needs of empirical chemistry. Avoirdupois (/ ˌævərdəˈpɔɪz, ˌævwɑːrdjuːˈpwɑː /; [ 1 ] abbreviated avdp.) [ 2 ] is a measurement system of weights that uses pounds and ounces as units. [ 3 ][ 4 ] It was first commonly used in the 13th century AD and ...