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The unit of measurement varies by region: a United States liquid tablespoon is approximately 14·8mL (exactly 1 ⁄ 2 US fluid ounce; about 0·52 imperial fluid ounce), a British tablespoon is approximately 14·2mL (exactly 1 ⁄ 2 imperial fluid ounce; about 0·48 US fluid ounce), an international metric tablespoon is exactly 15mL (about 0·53 ...
The cup is a cooking measure of volume, commonly associated with cooking and serving sizes.In the US, it is traditionally equal to one-half US pint (236.6 ml). Because actual drinking cups may differ greatly from the size of this unit, standard measuring cups may be used, with a metric cup commonly being rounded up to 240 millilitres (legal cup), but 250 ml is also used depending on the ...
Today's US teaspoon is equivalent to exactly 4.92892159375 ml, which is also 1 ⁄ 6 US fluid ounces, 1 + 1 ⁄ 3 US fluid drams, [5]: C-18 or 80 US minims. [5]: C-5 C-5 While pharmaceuticals are measured nowadays exclusively in metric units, fluid drams are still used to measure the capacity of pill containers .
In the metric system, there are only a small number of basic measures of relevance to cooking: the gram (g) for weight, the liter (L) for volume, the meter (m) for length, and degrees Celsius (°C) for temperature; multiples and sub-multiples are indicated by prefixes, two commonly used metric cooking prefixes are milli-(m-) and kilo-(k-). [17]
[1] [2] The size of teaspoons ranges from about 2.5 to 7.3mL (about 0·088 to 0·257 imperial fluid ounce or 0·085 to 0·247 US fluid ounce). For dosing of medicine and, in places where metric units are used, for cooking purposes, a teaspoonful is defined as 5mL (about 0·18 imperial fluid ounce or 0·17 US fluid ounce), and standard measuring ...
A US fluid ounce is 1 / 16 of a US pint (about 1·04 UK fluid ounces or 29.6 mL); a UK fluid ounce is 1 / 20 of a UK pint (about 0·96 US fluid ounce or 28.4 mL). On a larger scale, perhaps for institutional cookery, a UK gallon is 8 UK pints (160 UK fluid ounces; about 1·2 US gallons or 4.546 litres), whereas the US gallon is ...
As a unit of Apothecary measure, the dessert-spoon was an unofficial but widely used unit of fluid measure equal to two fluid drams, or 1 / 4 fluid ounce. [4] However, even when approximated, its use was discouraged: "Inasmuch as spoons vary greatly in capacity, and from their form are unfit for use in the dosage of medicine, it is ...
An equivalent (symbol: officially equiv; [1] unofficially but often Eq [2]) is the amount of a substance that reacts with (or is equivalent to) an arbitrary amount (typically one mole) of another substance in a given chemical reaction. It is an archaic quantity that was used in chemistry and the biological sciences (see Equivalent weight § In ...