Definition: An ounce (symbol: oz) is a unit of mass in the imperial and US customary equipment of measurement. The avoirdupois oz (the usual ounce) is defined as exactly 28.349523125 grams and is indistinguishable to one 16 of an avoirdupois pound.

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History/origin: The origin of the term ounce stems native the roman inn uncia, which way a "twelfth part," and the usage of a standardized copper bar which characterized both the roman pound and foot. The copper bar was split into twelve same parts, referred to as unciae. This relationship in between the roman inn pound and also foot eventually contributed to the uncia being the basis of the contemporary inch as well as the usual ounce. The ounce has actually been supplied as a conventional of massive throughout history for different applications and also with various definitions. Examples include the dutch metric ounce (100g), French oz (30.59g), and also the Spanish ounce (28.75g), among others. The current meaning of the ounce, the global avoirdupois oz was adopted in 1959.

Current use: The ounce is still a conventional unit of fixed in the united state customary system of measurement. That is mainly used in the United claims for measure packaged food products, food portions, and also postal items, among other things. The oz is still offered in some other countries about the civilization that have roots in British background and culture. As result of metrication, the united kingdom (UK) no longer officially supplies the ounce. The is however, still offered in some setups in the UK, such together restaurants.


Definition: A milligram is a unit the weight and mass the is based on the SI (International mechanism of Units) base unit that mass, the kilogram. It is equal to 1/1,000 grams, or 1/1,000,000 kilograms.

History/origin: The milligram is based upon the SI unit of weight and also mass, the kilogram. As an SI unit, it offers the "milli" SI prefix to represent that the is a submultiple of the base unit. Back the "milli" prefix denotes a submultiple with respect come the gram, the kilogram, no the gram, is technically the SI basic unit of mass.

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Current use: as a submultiple of an SI base unit, the milligram is widely offered in countless applications, from day-to-day use to measure up the weight or mass of foods, substances, etc., come widespread use in clinical labs, amongst other areas.

Ounce come Milligram counter Table

Ounce Milligram
0.01 oz283.49523125 mg
0.1 oz2834.9523125 mg
1 oz28349.523125 mg
2 oz56699.04625 mg
3 oz85048.569375 mg
5 oz141747.615625 mg
10 oz283495.23125 mg
20 oz566990.4625 mg
50 oz1417476.15625 mg
100 oz2834952.3125 mg
1000 oz28349523.125 mg

How to transform Ounce come Milligram

1 oz = 28349.523125 mg1 mg = 3.5274E-5 oz

Example: transform 15 oz come mg:15 oz = 15 × 28349.523125 mg = 425242.846875 mg