For mercury on glass, �Hg = 487 dyn/cm, �Hg = 13.5 g/cm3 and � = 140°, which gives hHg = 0.36 cm. For water on paraffin at 25 °C, � = 72 dyn/cm, � = 1.0 g/cm3, and � = 107° which gives hH2O = 0.44 cm.