| Multiply Number of | By | To obtain conversion |
| Feet/ft | 0.3048 | Metres/m |
| Inches | 25.4 | Millimetres |
| Metres | 3.281 | Feet |
| Sq. Metres | 10.7639 | Sq. Feet |
| Cu. Feet | 0.0283 | Cu. Metres |
| Cu. Metres | 35.315 | Cu. Feet |
| Litres | 0.0353 | Cu. Feet |
| Cu. Feet | 28.317 | Litres |
| US Gallons | 3.785 | Litres |
| Litres | 0.22 | UK Gallons |
| UK Gallons | 1.2001 | US Gallons |
| Kilograms/kg | 2.2046 | Pounds/lb |
| Pounds/lb | 0.4536 | Kilograms/kg |
| Long Tons | 1.01605 | Tonnes |
| Tonnes | 0.9842 | Long Tons |
| Bar | 14.504 | PSI |
| PSI | 0.06895 | Bar |
| Inches HG | 0.4912 | PSI |
| PSI | 2.036 | Inches HG |
| Kg/Sq.cm | 14.223 | PSI |
| PSI | 0.0703 | Kg/Sq.cm |
| Kg/Sq.cm | 0.9807 | Bar |
| Bar | 1.02 | Kg/Sq.cm |
| Kg/Sq.cm | 28.976 | Inches HG |
| Inches HG | 0.0345 | Kg/Sq.cm |
| Degrees Fahrenheit | 5/9, after subtracting 32 | Degrees Celcius (Centigrade) |
| Degrees Celcius (Centigrade) | 9/5 and add 32 | Degrees Fahrenheit |
