firkin | 1 firkin | 2 firkin | 3 firkin | 4 firkin | 5 firkin | 6 firkin | 7 firkin | 8 firkin | 9 firkin | 10 firkin | 11 firkin | 12 firkin | 13 firkin | 14 firkin | 15 firkin | 16 firkin | 17 firkin | 18 firkin | 19 firkin | 20 firkin | 21 firkin | 22 firkin | 23 firkin | 24 firkin | 25 firkin | 26 firkin | 27 firkin | 28 firkin | 29 firkin | 30 firkin | 31 firkin | 32 firkin | 33 firkin | 34 firkin | 35 firkin | 36 firkin | 37 firkin | 38 firkin | 39 firkin | 40 firkin | 41 firkin | 42 firkin | 43 firkin | 44 firkin | 45 firkin | 46 firkin | 47 firkin | 48 firkin | 49 firkin | 50 firkin | 51 firkin | 52 firkin | 53 firkin | 54 firkin | 55 firkin | 56 firkin | 57 firkin | 58 firkin | 59 firkin | 60 firkin | 61 firkin | 62 firkin | 63 firkin | 64 firkin | 65 firkin | 66 firkin | 67 firkin | 68 firkin | 69 firkin | 70 firkin | 71 firkin | 72 firkin | 73 firkin | 74 firkin | 75 firkin | 76 firkin | 77 firkin | 78 firkin | 79 firkin | 80 firkin | 81 firkin | 82 firkin | 83 firkin | 84 firkin | 85 firkin | 86 firkin | 87 firkin | 88 firkin | 89 firkin | 90 firkin | 91 firkin | 92 firkin | 93 firkin | 94 firkin | 95 firkin | 96 firkin | 97 firkin | 98 firkin | 99 firkin | 100 firkin |
acre-foot | 3.3170176288407 × 10-5 ac ft | 6.6340352576815 × 10-5 ac ft | 9.9510528865222 × 10-5 ac ft | 0.0001327 ac ft | 0.0001659 ac ft | 0.0001990 ac ft | 0.0002322 ac ft | 0.0002654 ac ft | 0.0002985 ac ft | 0.0003317 ac ft | 0.0003649 ac ft | 0.0003980 ac ft | 0.0004312 ac ft | 0.0004644 ac ft | 0.0004976 ac ft | 0.0005307 ac ft | 0.0005639 ac ft | 0.0005971 ac ft | 0.0006302 ac ft | 0.0006634 ac ft | 0.0006966 ac ft | 0.0007297 ac ft | 0.0007629 ac ft | 0.0007961 ac ft | 0.0008293 ac ft | 0.0008624 ac ft | 0.0008956 ac ft | 0.0009288 ac ft | 0.0009619 ac ft | 0.0009951 ac ft | 0.0010283 ac ft | 0.0010614 ac ft | 0.0010946 ac ft | 0.0011278 ac ft | 0.0011610 ac ft | 0.0011941 ac ft | 0.0012273 ac ft | 0.0012605 ac ft | 0.0012936 ac ft | 0.0013268 ac ft | 0.0013600 ac ft | 0.0013931 ac ft | 0.0014263 ac ft | 0.0014595 ac ft | 0.0014927 ac ft | 0.0015258 ac ft | 0.0015590 ac ft | 0.0015922 ac ft | 0.0016253 ac ft | 0.0016585 ac ft | 0.0016917 ac ft | 0.0017248 ac ft | 0.0017580 ac ft | 0.0017912 ac ft | 0.0018244 ac ft | 0.0018575 ac ft | 0.0018907 ac ft | 0.0019239 ac ft | 0.0019570 ac ft | 0.0019902 ac ft | 0.0020234 ac ft | 0.0020566 ac ft | 0.0020897 ac ft | 0.0021229 ac ft | 0.0021561 ac ft | 0.0021892 ac ft | 0.0022224 ac ft | 0.0022556 ac ft | 0.0022887 ac ft | 0.0023219 ac ft | 0.0023551 ac ft | 0.0023883 ac ft | 0.0024214 ac ft | 0.0024546 ac ft | 0.0024878 ac ft | 0.0025209 ac ft | 0.0025541 ac ft | 0.0025873 ac ft | 0.0026204 ac ft | 0.0026536 ac ft | 0.0026868 ac ft | 0.0027200 ac ft | 0.0027531 ac ft | 0.0027863 ac ft | 0.0028195 ac ft | 0.0028526 ac ft | 0.0028858 ac ft | 0.0029190 ac ft | 0.0029521 ac ft | 0.0029853 ac ft | 0.0030185 ac ft | 0.0030517 ac ft | 0.0030848 ac ft | 0.0031180 ac ft | 0.0031512 ac ft | 0.0031843 ac ft | 0.0032175 ac ft | 0.0032507 ac ft | 0.0032838 ac ft | 0.0033170 ac ft |
The ale or beer firkin (from Middle Dutch vierdekijn meaning "fourth") is a quarter of an ale or beer barrel or half a kilderkin. This unit is much smaller than the wine firkin. Casks in this size (themselves called firkins) are the most common container for cask ale.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
firkin | ≡ 9 gal (imp) | = 0.04091481 m3 | Imperial/US |
firkins | acre-feet | firkins | acre-feet |
---|---|---|---|
1 | = 3.3170176288407E-5 | 6 | = 0.00019902105773044 |
2 | = 6.6340352576815E-5 | 7 | = 0.00023219123401885 |
3 | = 9.9510528865222E-5 | 8 | = 0.00026536141030726 |
4 | = 0.00013268070515363 | 9 | = 0.00029853158659567 |
5 | = 0.00016585088144204 | 10 | = 0.00033170176288407 |
The acre-foot is a unit of volume commonly used in the United States in reference to large-scale water resources, such as reservoirs, aqueducts, canals, sewer flow capacity, irrigation water, and river flows.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
acre-foot | ac ft | ≡ 1 ac x 1 ft = 43560 cu ft | = 1233.48183754752 m3 | Imperial/US |
acre-feet | firkins | acre-feet | firkins |
---|---|---|---|
1 | = 30147.563621767 | 6 | = 180885.3817306 |
2 | = 60295.127243535 | 7 | = 211032.94535237 |
3 | = 90442.690865302 | 8 | = 241180.50897414 |
4 | = 120590.25448707 | 9 | = 271328.07259591 |
5 | = 150737.81810884 | 10 | = 301475.63621767 |
firkins | acre-feet |
---|---|
1 | = 3.3170176288407 × 10-5 |
30,147.5636218 | = 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 …) |