| imperial hogshead | 1 hhd (imp) | 2 hhd (imp) | 3 hhd (imp) | 4 hhd (imp) | 5 hhd (imp) | 6 hhd (imp) | 7 hhd (imp) | 8 hhd (imp) | 9 hhd (imp) | 10 hhd (imp) | 11 hhd (imp) | 12 hhd (imp) | 13 hhd (imp) | 14 hhd (imp) | 15 hhd (imp) | 16 hhd (imp) | 17 hhd (imp) | 18 hhd (imp) | 19 hhd (imp) | 20 hhd (imp) | 21 hhd (imp) | 22 hhd (imp) | 23 hhd (imp) | 24 hhd (imp) | 25 hhd (imp) | 26 hhd (imp) | 27 hhd (imp) | 28 hhd (imp) | 29 hhd (imp) | 30 hhd (imp) | 31 hhd (imp) | 32 hhd (imp) | 33 hhd (imp) | 34 hhd (imp) | 35 hhd (imp) | 36 hhd (imp) | 37 hhd (imp) | 38 hhd (imp) | 39 hhd (imp) | 40 hhd (imp) | 41 hhd (imp) | 42 hhd (imp) | 43 hhd (imp) | 44 hhd (imp) | 45 hhd (imp) | 46 hhd (imp) | 47 hhd (imp) | 48 hhd (imp) | 49 hhd (imp) | 50 hhd (imp) | 51 hhd (imp) | 52 hhd (imp) | 53 hhd (imp) | 54 hhd (imp) | 55 hhd (imp) | 56 hhd (imp) | 57 hhd (imp) | 58 hhd (imp) | 59 hhd (imp) | 60 hhd (imp) | 61 hhd (imp) | 62 hhd (imp) | 63 hhd (imp) | 64 hhd (imp) | 65 hhd (imp) | 66 hhd (imp) | 67 hhd (imp) | 68 hhd (imp) | 69 hhd (imp) | 70 hhd (imp) | 71 hhd (imp) | 72 hhd (imp) | 73 hhd (imp) | 74 hhd (imp) | 75 hhd (imp) | 76 hhd (imp) | 77 hhd (imp) | 78 hhd (imp) | 79 hhd (imp) | 80 hhd (imp) | 81 hhd (imp) | 82 hhd (imp) | 83 hhd (imp) | 84 hhd (imp) | 85 hhd (imp) | 86 hhd (imp) | 87 hhd (imp) | 88 hhd (imp) | 89 hhd (imp) | 90 hhd (imp) | 91 hhd (imp) | 92 hhd (imp) | 93 hhd (imp) | 94 hhd (imp) | 95 hhd (imp) | 96 hhd (imp) | 97 hhd (imp) | 98 hhd (imp) | 99 hhd (imp) | 100 hhd (imp) |
| drop (imperial) | 3,317,760.000003 gtt | 6,635,520.000006 gtt | 9,953,280.000009 gtt | 13,271,040.000012 gtt | 16,588,800.000015 gtt | 19,906,560.000018 gtt | 23,224,320.000021 gtt | 26,542,080.000024 gtt | 29,859,840.000027 gtt | 33,177,600.00003 gtt | 36,495,360.000033 gtt | 39,813,120.000036 gtt | 43,130,880.000039 gtt | 46,448,640.000042 gtt | 49,766,400.000045 gtt | 53,084,160.000048 gtt | 56,401,920.000051 gtt | 59,719,680.000054 gtt | 63,037,440.000057 gtt | 66,355,200.00006 gtt | 69,672,960.000063 gtt | 72,990,720.000066 gtt | 76,308,480.000069 gtt | 79,626,240.000072 gtt | 82,944,000.000075 gtt | 86,261,760.000078 gtt | 89,579,520.000081 gtt | 92,897,280.000084 gtt | 96,215,040.000087 gtt | 99,532,800.00009 gtt | 102,850,560.00009 gtt | 106,168,320.0001 gtt | 109,486,080.0001 gtt | 112,803,840.0001 gtt | 116,121,600.0001 gtt | 119,439,360.00011 gtt | 122,757,120.00011 gtt | 126,074,880.00011 gtt | 129,392,640.00012 gtt | 132,710,400.00012 gtt | 136,028,160.00012 gtt | 139,345,920.00013 gtt | 142,663,680.00013 gtt | 145,981,440.00013 gtt | 149,299,200.00013 gtt | 152,616,960.00014 gtt | 155,934,720.00014 gtt | 159,252,480.00014 gtt | 162,570,240.00015 gtt | 165,888,000.00015 gtt | 169,205,760.00015 gtt | 172,523,520.00016 gtt | 175,841,280.00016 gtt | 179,159,040.00016 gtt | 182,476,800.00016 gtt | 185,794,560.00017 gtt | 189,112,320.00017 gtt | 192,430,080.00017 gtt | 195,747,840.00018 gtt | 199,065,600.00018 gtt | 202,383,360.00018 gtt | 205,701,120.00019 gtt | 209,018,880.00019 gtt | 212,336,640.00019 gtt | 215,654,400.00019 gtt | 218,972,160.0002 gtt | 222,289,920.0002 gtt | 225,607,680.0002 gtt | 228,925,440.00021 gtt | 232,243,200.00021 gtt | 235,560,960.00021 gtt | 238,878,720.00022 gtt | 242,196,480.00022 gtt | 245,514,240.00022 gtt | 248,832,000.00022 gtt | 252,149,760.00023 gtt | 255,467,520.00023 gtt | 258,785,280.00023 gtt | 262,103,040.00024 gtt | 265,420,800.00024 gtt | 268,738,560.00024 gtt | 272,056,320.00025 gtt | 275,374,080.00025 gtt | 278,691,840.00025 gtt | 282,009,600.00025 gtt | 285,327,360.00026 gtt | 288,645,120.00026 gtt | 291,962,880.00026 gtt | 295,280,640.00027 gtt | 298,598,400.00027 gtt | 301,916,160.00027 gtt | 305,233,920.00028 gtt | 308,551,680.00028 gtt | 311,869,440.00028 gtt | 315,187,200.00028 gtt | 318,504,960.00029 gtt | 321,822,720.00029 gtt | 325,140,480.00029 gtt | 328,458,240.0003 gtt | 331,776,000.0003 gtt |
A hogshead (abbreviated "Hhd", plural "Hhds") is a large cask of liquid (or, less often, of a food commodity). More specifically, it refers to a specified volume, measured in either imperial or US customary measures, primarily applied to alcoholic beverages, such as wine, ale, or cider.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| imperial hogshead | hhd (imp) | ≡ 2 bl (imp) | = 0.32731848 m3 | Imperial/US |
| imperial hogsheads | drops (imperial) | imperial hogsheads | drops (imperial) |
|---|---|---|---|
| 1 | = 3317760.000003 | 6 | = 19906560.000018 |
| 2 | = 6635520.000006 | 7 | = 23224320.000021 |
| 3 | = 9953280.000009 | 8 | = 26542080.000024 |
| 4 | = 13271040.000012 | 9 | = 29859840.000027 |
| 5 | = 16588800.000015 | 10 | = 33177600.00003 |
The drop is an approximated unit of measure of volume, the amount dispensed as one drop from a dropper or drip chamber. It is often used in giving quantities of liquid drugs to patients, and occasionally in cooking.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| drop (imperial) | gtt | ≡ 1⁄288 fl oz (imp) | = 98.6564670138×10−9 m3 | Imperial/US |
| drops (imperial) | imperial hogsheads | drops (imperial) | imperial hogsheads |
|---|---|---|---|
| 1 | = 3.0140817901207E-7 | 6 | = 1.8084490740724E-6 |
| 2 | = 6.0281635802415E-7 | 7 | = 2.1098572530845E-6 |
| 3 | = 9.0422453703622E-7 | 8 | = 2.4112654320966E-6 |
| 4 | = 1.2056327160483E-6 | 9 | = 2.7126736111087E-6 |
| 5 | = 1.5070408950604E-6 | 10 | = 3.0140817901207E-6 |
| imperial hogsheads | drops (imperial) |
|---|---|
| 1 | = 3,317,760.000003 |
| 3.0140817901207 × 10-7 | = 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 …) |