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Engineering ToolBox > Surface Tension of Water in contact with Air
Surface Tension of Water in Contact with Air - Imperial units (BG units)
| Temperature - t - (oF) | Surface Tension in contact with air - σ - 10-3 (lb/ft) |
| 32 | 5.18 |
| 40 | 5.13 |
| 50 | 5.09 |
| 60 | 5.03 |
| 70 | 4.97 |
| 80 | 4.91 |
| 90 | 4.86 |
| 100 | 4.79 |
| 120 | 4.67 |
| 140 | 4.53 |
| 160 | 4.40 |
| 180 | 4.26 |
| 200 | 4.12 |
| 212 | 4.04 |
Surface Tension of Water in Contact with Air - SI units
| Temperature - t - (oC) | Surface Tension in contact with air - σ - 10-2 (N/m) |
| 0 | 7.56 |
| 5 | 7.49 |
| 10 | 7.42 |
| 20 | 7.28 |
| 30 | 7.12 |
| 40 | 6.96 |
| 50 | 6.79 |
| 60 | 6.62 |
| 70 | 6.44 |
| 80 | 6.26 |
| 90 | 6.08 |
| 100 | 5.89 |