密度是每单位体积的质量，通常以每立方米（kg/m³）为单位的物质。
1 lb/gal = 0.279 slug/ft³
1 slug/ft³ = 3.584 lb/gal
例子:
将15 每加仑（帝国）磅转换为每立方英尺：
15 lb/gal = 4.185 slug/ft³
| 每加仑（帝国）磅 | 每立方英尺 |
|---|---|
| 0.01 lb/gal | 0.003 slug/ft³ |
| 0.1 lb/gal | 0.028 slug/ft³ |
| 1 lb/gal | 0.279 slug/ft³ |
| 2 lb/gal | 0.558 slug/ft³ |
| 3 lb/gal | 0.837 slug/ft³ |
| 5 lb/gal | 1.395 slug/ft³ |
| 10 lb/gal | 2.79 slug/ft³ |
| 20 lb/gal | 5.58 slug/ft³ |
| 30 lb/gal | 8.37 slug/ft³ |
| 40 lb/gal | 11.16 slug/ft³ |
| 50 lb/gal | 13.95 slug/ft³ |
| 60 lb/gal | 16.74 slug/ft³ |
| 70 lb/gal | 19.53 slug/ft³ |
| 80 lb/gal | 22.32 slug/ft³ |
| 90 lb/gal | 25.11 slug/ft³ |
| 100 lb/gal | 27.9 slug/ft³ |
| 250 lb/gal | 69.75 slug/ft³ |
| 500 lb/gal | 139.501 slug/ft³ |
| 750 lb/gal | 209.251 slug/ft³ |
| 1000 lb/gal | 279.001 slug/ft³ |
| 10000 lb/gal | 2,790.014 slug/ft³ |
| 100000 lb/gal | 27,900.143 slug/ft³ |
规则