CONTENTS

[pg v]

PAGE

[List of Illustrations] . . . . . . . vii

[Preface] . . . . . . . . . ix

[Lecture I.]

[Introduction] . . . . . . . . . 1

[General Properties of Liquids] . . . . . . 2

[Properties of the Surface Skin of Water] . . . . 3

[Elastic Skin of other Liquids-Minimum Thermometer] . . . 5

[Boundary Surface of two Liquids] . . . . . . 6

[Area of Stretched Surface] . . . . . . . 7

[Shape of detached Masses of Liquid] . . . . . 8

[Production of True Spheres of Liquids] . . . . . 10

[The Centrifugoscope] . . . . . . . . 14

[Effect of Temperature on Sphere of Orthotoluidine] . . . 15

[Other Examples of Equi-Density] . . . . . . 17

[Aniline Films or Skins] . . . . . . . 19

[Surface Tension] . . . . . . . . 21

[The “Diving” Drop] . . . . . . . . 22

[Formation of Falling Drops of Liquid] . . . . . 24

[Ascending or Inverted Drops] . . . . . . 31

[Lecture II.]

[Automatic Aniline Drops] . . . . . . . 33

[Automatic Drops of other Liquids]. . . . . . 37

[pg vi]

[Liquid Jets] . . . . . . . . . 38

[Liquid Columns] . . . . . . . . 40

[Communicating Drops] . . . . . . . . 44

[Combined Vapour and Liquid Drops] . . . . . 47

[Condensation of Drops from Vapour] . . . . . 49

[Liquid Clouds in Liquid Media] . . . . . . 54

[Overheated Drops] . . . . . . . . 55

[Floating Drops on Hot Surfaces] . . . . . . 57

[Lecture III.]

[Spreading of Oil on the Surface of Water] . . . . 60

[Movements due to Solubility] . . . . . . 63

[Movements of Aniline Globules on a Water Surface] . . . 63

[Movements of Orthotoluidine and Xylidine 1-3-4 on a Water Surface] 66

[Production of Globules from Films] . . . . . 68

[Network formed from a Film] . . . . . . 70

[Quinoline Rings] . . . . . . . . 71

[Expanding Globules] . . . . . . . . 71

[Attraction between Floating Globules] . . . . . 73

[Analogies of Surface Tension Phenomena with Life] . . . 75

[Conclusion] . . . . . . . . . 76

[Appendix]

[Apparatus and Materials required for Experiments on Drops]

[and Globules] . . . . . . . . 78

[Index] . . . . . . . . . . 81

[pg vii]