Converting Between Units
| Converting from 1: | multiply by: | to give 1: |
| Atmospheres | 76 | CM of Mercury (0°C) |
| Atmospheres | 29.921 | Inches of Mercury (32°F) |
| Atmospheres | 2116.32 | Pounds/sq ft |
| Atmospheres | 14.696 | Pounds/sq ft |
| Barrels, oil | 42 | Gallon (US) |
| Barrels (API) | 0.159 | Meter³ |
| BTU (15.56°C) | 1055 | Joule |
| BTU/Minute | 0.0236 | Horsepower |
| Calories (mean) | 4.19 | Joule |
| Centimetres | 0.3937 | Inches |
| Cubic centimetres | 0.061 | Cubic inches |
| Cubic Centimetres | 0.00022 | Gallons (British) |
| Cubic Centimetres | 0.00026 | Gallons (US) |
| Cubic Feet | 0.037 | Cubic Yards (US) |
| Cubic Feet | 6.2288 | Gallons (British) |
| Cubic Feet | 7.4805 | Gallons (US) |
| Cubic Feet | 28.3162 | Litres |
| Cubic Inches | 16.3872 | Cubic Cm |
| Cubic Meters | 35.314 | Cubic Feet |
| Cubic Meters | 219.969 | Gallons (British) |
| Cubic Meters | 264.173 | Gallons (US) |
| Degrees (F) | (Fahrenheit - 32) / 1.8 | Degrees (C) |
| Degrees (C) | (Celsius * 1.8) + 32 | Degrees (F) |
| Feet | 0.3048 | Meters |
| Feet of Water (39.2°F) | 0.8826 | Inches of Mercury (32°F) |
| Feet of Water (39.2°F) | 62.427 | Pounds/sq ft |
| Feet/minute | 0.0183 | Kilometres/hour |
| Feet/minute | 0.005 | Meters/second |
| Gallons (British) | 0.1605 | Cubic Ft |
| Gallons (British) | 1.2009 | Gallons(US) |
| Gallons (British) | 4.5459 | Litres |
| Gallons (US) | 0.1337 | Cubic Ft |
| Gallons (US) | 0.8327 | Gallons(British) |
| Gallons (US) | 3.7853 | Litres |
| Grams | 0.03527 | Ounces |
| Horsepower | 1.014 | Cheval-Vapeur |
| Horsepower | 745.7 | Watts |
| Inches | 2.54 | Centimetres |
| Inches of Mercury (32°F) | 0.0334 | Atmospheres |
| Kilograms | 2.2046 | Pounds |
| Kilometres | 3280 | Feet |
| Kilometres | 0.6213 | Miles |
| Kilowatts | 56.884 | BTU/Minute |
| Litres | 0.0353 | Cubic Feet |
| Litres | 0.2199 | Gallons (British) |
| Litres | 0.2641 | Gallons (US) |
| Meters | 3.2808 | Feet |
| Miles | 5280 | Feet |
| Miles | 1.6093 | Kilometres |
| Miles | 320 | Rods |
| Miles (nautical) | 6080 | Feet |
| Millilitres | 0.035 | Ounces (Fluid-British) |
| Millilitres | 0.0338 | Ounces (Fluid-US) |
| Millimetres | 0.039 | Inches |
| Ounces | 28.3495 | Grams |
| Ounces (British) | 28.4130 | Cubic centimetres |
| Ounces (US) | 29.5737 | Cubic centimetres |
| Pounds | 453.5924 | Grams |
| Pounds/sq ft | 0.000472 | Atmospheres |
| Pounds/sq in | 0.0680 | Atmospheres |
| Pounds/sq in | 2.036 | Inches of Mercury (32°F) |
| Quarts (British) | 1136.521 | Cubic centimetres |
| Quarts (US) | 946.3586 | Cubic centimetres |
| Tons (long) | 1016.047 | Kilograms |
| Tons (long) | 2240 | Pounds |
| Tons (long) | 1.016 | Tons (metric) |
| Tons (long) | 1.12 | Tons (short) |
| Yards | 91.44 | Centimetres |