US fluid ounce | 1 US fl oz | 2 US fl oz | 3 US fl oz | 4 US fl oz | 5 US fl oz | 6 US fl oz | 7 US fl oz | 8 US fl oz | 9 US fl oz | 10 US fl oz | 11 US fl oz | 12 US fl oz | 13 US fl oz | 14 US fl oz | 15 US fl oz | 16 US fl oz | 17 US fl oz | 18 US fl oz | 19 US fl oz | 20 US fl oz | 21 US fl oz | 22 US fl oz | 23 US fl oz | 24 US fl oz | 25 US fl oz | 26 US fl oz | 27 US fl oz | 28 US fl oz | 29 US fl oz | 30 US fl oz | 31 US fl oz | 32 US fl oz | 33 US fl oz | 34 US fl oz | 35 US fl oz | 36 US fl oz | 37 US fl oz | 38 US fl oz | 39 US fl oz | 40 US fl oz | 41 US fl oz | 42 US fl oz | 43 US fl oz | 44 US fl oz | 45 US fl oz | 46 US fl oz | 47 US fl oz | 48 US fl oz | 49 US fl oz | 50 US fl oz | 51 US fl oz | 52 US fl oz | 53 US fl oz | 54 US fl oz | 55 US fl oz | 56 US fl oz | 57 US fl oz | 58 US fl oz | 59 US fl oz | 60 US fl oz | 61 US fl oz | 62 US fl oz | 63 US fl oz | 64 US fl oz | 65 US fl oz | 66 US fl oz | 67 US fl oz | 68 US fl oz | 69 US fl oz | 70 US fl oz | 71 US fl oz | 72 US fl oz | 73 US fl oz | 74 US fl oz | 75 US fl oz | 76 US fl oz | 77 US fl oz | 78 US fl oz | 79 US fl oz | 80 US fl oz | 81 US fl oz | 82 US fl oz | 83 US fl oz | 84 US fl oz | 85 US fl oz | 86 US fl oz | 87 US fl oz | 88 US fl oz | 89 US fl oz | 90 US fl oz | 91 US fl oz | 92 US fl oz | 93 US fl oz | 94 US fl oz | 95 US fl oz | 96 US fl oz | 97 US fl oz | 98 US fl oz | 99 US fl oz | 100 US fl oz |
butt | 6.2003968253968 × 10-5 butt | 0.0001240 butt | 0.0001860 butt | 0.0002480 butt | 0.0003100 butt | 0.0003720 butt | 0.0004340 butt | 0.0004960 butt | 0.0005580 butt | 0.0006200 butt | 0.0006820 butt | 0.0007440 butt | 0.0008061 butt | 0.0008681 butt | 0.0009301 butt | 0.0009921 butt | 0.0010541 butt | 0.0011161 butt | 0.0011781 butt | 0.0012401 butt | 0.0013021 butt | 0.0013641 butt | 0.0014261 butt | 0.0014881 butt | 0.0015501 butt | 0.0016121 butt | 0.0016741 butt | 0.0017361 butt | 0.0017981 butt | 0.0018601 butt | 0.0019221 butt | 0.0019841 butt | 0.0020461 butt | 0.0021081 butt | 0.0021701 butt | 0.0022321 butt | 0.0022941 butt | 0.0023562 butt | 0.0024182 butt | 0.0024802 butt | 0.0025422 butt | 0.0026042 butt | 0.0026662 butt | 0.0027282 butt | 0.0027902 butt | 0.0028522 butt | 0.0029142 butt | 0.0029762 butt | 0.0030382 butt | 0.0031002 butt | 0.0031622 butt | 0.0032242 butt | 0.0032862 butt | 0.0033482 butt | 0.0034102 butt | 0.0034722 butt | 0.0035342 butt | 0.0035962 butt | 0.0036582 butt | 0.0037202 butt | 0.0037822 butt | 0.0038442 butt | 0.0039063 butt | 0.0039683 butt | 0.0040303 butt | 0.0040923 butt | 0.0041543 butt | 0.0042163 butt | 0.0042783 butt | 0.0043403 butt | 0.0044023 butt | 0.0044643 butt | 0.0045263 butt | 0.0045883 butt | 0.0046503 butt | 0.0047123 butt | 0.0047743 butt | 0.0048363 butt | 0.0048983 butt | 0.0049603 butt | 0.0050223 butt | 0.0050843 butt | 0.0051463 butt | 0.0052083 butt | 0.0052703 butt | 0.0053323 butt | 0.0053943 butt | 0.0054563 butt | 0.0055184 butt | 0.0055804 butt | 0.0056424 butt | 0.0057044 butt | 0.0057664 butt | 0.0058284 butt | 0.0058904 butt | 0.0059524 butt | 0.0060144 butt | 0.0060764 butt | 0.0061384 butt | 0.0062004 butt |
A fluid ounce (abbreviated fl oz, fl. oz. or oz. fl., old forms ℥, fl ℥, f℥, ƒ ℥) is a unit of volume (also called capacity) typically used for measuring liquids. Various definitions have been used throughout history, but only two are still in common use: the British Imperial and the United States customary fluid ounce. An imperial fluid ounce is 1⁄20 of an imperial pint, 1⁄160 of an imperial gallon or approximately 28.4 ml. A US fluid ounce is 1⁄16 of a US fluid pint and 1⁄128 of a US liquid gallon or approximately 29.57 ml, making it about 4% larger than the imperial fluid ounce.
US customary fluid ounce
1 US fluid ounce | = | 1⁄128 | US gallon |
= | 1⁄32 | US quart | |
= | 1⁄16 | US pint | |
= | 1⁄8 | US cup | |
= | 1⁄4 | US gill | |
= | 2 | US tablespoons | |
= | 6 | US teaspoons | |
= | 8 | US fluid drams | |
= | 1.8046875 | cubic inches | |
= | 29.5735295625 | millilitres | |
≈ | 1.040842731 | imperial fluid ounces |
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
US fluid ounce | US fl oz | ≡ 1⁄128 gal (US) | ≡ 29.5735295625×10−6 m3 | Imperial/US |
US fluid ounces | butts | US fluid ounces | butts |
---|---|---|---|
1 | = 6.2003968253968E-5 | 6 | = 0.00037202380952381 |
2 | = 0.00012400793650794 | 7 | = 0.00043402777777778 |
3 | = 0.0001860119047619 | 8 | = 0.00049603174603175 |
4 | = 0.00024801587301587 | 9 | = 0.00055803571428571 |
5 | = 0.00031001984126984 | 10 | = 0.00062003968253968 |
The butt was a measure of liquid volume equalling two hogsheads. This equated to 108 imperial gallons (490 l) for ale or 126 imperial gallons (570 l) for wine (also known as a pipe).
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
butt | ≡ 126 gal (wine) | = 0.476961884784 m3 | Imperial/US |
butts | US fluid ounces | butts | US fluid ounces |
---|---|---|---|
1 | = 16128 | 6 | = 96768 |
2 | = 32256 | 7 | = 112896 |
3 | = 48384 | 8 | = 129024 |
4 | = 64512 | 9 | = 145152 |
5 | = 80640 | 10 | = 161280 |
US fluid ounces | butts |
---|---|
1 | = 6.2003968253968 × 10-5 |
16 128 | = 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |