| drop (imperial) | 1 gtt | 2 gtt | 3 gtt | 4 gtt | 5 gtt | 6 gtt | 7 gtt | 8 gtt | 9 gtt | 10 gtt | 11 gtt | 12 gtt | 13 gtt | 14 gtt | 15 gtt | 16 gtt | 17 gtt | 18 gtt | 19 gtt | 20 gtt | 21 gtt | 22 gtt | 23 gtt | 24 gtt | 25 gtt | 26 gtt | 27 gtt | 28 gtt | 29 gtt | 30 gtt | 31 gtt | 32 gtt | 33 gtt | 34 gtt | 35 gtt | 36 gtt | 37 gtt | 38 gtt | 39 gtt | 40 gtt | 41 gtt | 42 gtt | 43 gtt | 44 gtt | 45 gtt | 46 gtt | 47 gtt | 48 gtt | 49 gtt | 50 gtt | 51 gtt | 52 gtt | 53 gtt | 54 gtt | 55 gtt | 56 gtt | 57 gtt | 58 gtt | 59 gtt | 60 gtt | 61 gtt | 62 gtt | 63 gtt | 64 gtt | 65 gtt | 66 gtt | 67 gtt | 68 gtt | 69 gtt | 70 gtt | 71 gtt | 72 gtt | 73 gtt | 74 gtt | 75 gtt | 76 gtt | 77 gtt | 78 gtt | 79 gtt | 80 gtt | 81 gtt | 82 gtt | 83 gtt | 84 gtt | 85 gtt | 86 gtt | 87 gtt | 88 gtt | 89 gtt | 90 gtt | 91 gtt | 92 gtt | 93 gtt | 94 gtt | 95 gtt | 96 gtt | 97 gtt | 98 gtt | 99 gtt | 100 gtt |
| cubic foot | 3.4840202525119 × 10-6 cu ft | 6.9680405050238 × 10-6 cu ft | 1.0452060757536 × 10-5 cu ft | 1.3936081010048 × 10-5 cu ft | 1.7420101262559 × 10-5 cu ft | 2.0904121515071 × 10-5 cu ft | 2.4388141767583 × 10-5 cu ft | 2.7872162020095 × 10-5 cu ft | 3.1356182272607 × 10-5 cu ft | 3.4840202525119 × 10-5 cu ft | 3.8324222777631 × 10-5 cu ft | 4.1808243030143 × 10-5 cu ft | 4.5292263282654 × 10-5 cu ft | 4.8776283535166 × 10-5 cu ft | 5.2260303787678 × 10-5 cu ft | 5.574432404019 × 10-5 cu ft | 5.9228344292702 × 10-5 cu ft | 6.2712364545214 × 10-5 cu ft | 6.6196384797726 × 10-5 cu ft | 6.9680405050238 × 10-5 cu ft | 7.3164425302749 × 10-5 cu ft | 7.6648445555261 × 10-5 cu ft | 8.0132465807773 × 10-5 cu ft | 8.3616486060285 × 10-5 cu ft | 8.7100506312797 × 10-5 cu ft | 9.0584526565309 × 10-5 cu ft | 9.4068546817821 × 10-5 cu ft | 9.7552567070333 × 10-5 cu ft | 0.0001010 cu ft | 0.0001045 cu ft | 0.0001080 cu ft | 0.0001115 cu ft | 0.0001150 cu ft | 0.0001185 cu ft | 0.0001219 cu ft | 0.0001254 cu ft | 0.0001289 cu ft | 0.0001324 cu ft | 0.0001359 cu ft | 0.0001394 cu ft | 0.0001428 cu ft | 0.0001463 cu ft | 0.0001498 cu ft | 0.0001533 cu ft | 0.0001568 cu ft | 0.0001603 cu ft | 0.0001637 cu ft | 0.0001672 cu ft | 0.0001707 cu ft | 0.0001742 cu ft | 0.0001777 cu ft | 0.0001812 cu ft | 0.0001847 cu ft | 0.0001881 cu ft | 0.0001916 cu ft | 0.0001951 cu ft | 0.0001986 cu ft | 0.0002021 cu ft | 0.0002056 cu ft | 0.0002090 cu ft | 0.0002125 cu ft | 0.0002160 cu ft | 0.0002195 cu ft | 0.0002230 cu ft | 0.0002265 cu ft | 0.0002299 cu ft | 0.0002334 cu ft | 0.0002369 cu ft | 0.0002404 cu ft | 0.0002439 cu ft | 0.0002474 cu ft | 0.0002508 cu ft | 0.0002543 cu ft | 0.0002578 cu ft | 0.0002613 cu ft | 0.0002648 cu ft | 0.0002683 cu ft | 0.0002718 cu ft | 0.0002752 cu ft | 0.0002787 cu ft | 0.0002822 cu ft | 0.0002857 cu ft | 0.0002892 cu ft | 0.0002927 cu ft | 0.0002961 cu ft | 0.0002996 cu ft | 0.0003031 cu ft | 0.0003066 cu ft | 0.0003101 cu ft | 0.0003136 cu ft | 0.0003170 cu ft | 0.0003205 cu ft | 0.0003240 cu ft | 0.0003275 cu ft | 0.0003310 cu ft | 0.0003345 cu ft | 0.0003379 cu ft | 0.0003414 cu ft | 0.0003449 cu ft | 0.0003484 cu ft |
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) | cubic feet | drops (imperial) | cubic feet |
|---|---|---|---|
| 1 | = 3.4840202525119E-6 | 6 | = 2.0904121515071E-5 |
| 2 | = 6.9680405050238E-6 | 7 | = 2.4388141767583E-5 |
| 3 | = 1.0452060757536E-5 | 8 | = 2.7872162020095E-5 |
| 4 | = 1.3936081010048E-5 | 9 | = 3.1356182272607E-5 |
| 5 | = 1.7420101262559E-5 | 10 | = 3.4840202525119E-5 |
The cubic foot is an imperial and US customary (non-metric) unit of volume, used in the United States, and partially in Canada, and the United Kingdom. It is defined as the volume of a cube with sides of one foot (0.3048 m) in length. Its volume is 28.3168 liters or about 1⁄35 of a cubic meter.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| cubic foot | cu ft | ≡ 1 ft × 1 ft × 1 ft | ≡ 0.028 316 846 592 m3 | Imperial/US |
| cubic feet | drops (imperial) | cubic feet | drops (imperial) |
|---|---|---|---|
| 1 | = 287024.73795295 | 6 | = 1722148.4277177 |
| 2 | = 574049.4759059 | 7 | = 2009173.1656707 |
| 3 | = 861074.21385886 | 8 | = 2296197.9036236 |
| 4 | = 1148098.9518118 | 9 | = 2583222.6415766 |
| 5 | = 1435123.6897648 | 10 | = 2870247.3795295 |
| drops (imperial) | cubic feet |
|---|---|
| 1 | = 3.4840202525119 × 10-6 |
| 287,024.7379530 | = 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 …) |