CONTENTS 



One. 



Two. 



Three. 



Four. 



Five. 



Six. 

 Seven. 



Introduction 



Science, Common Sense and Decency 

 Discussion of Science Legislation . 

 World Control of Atomic Energy . 

 Surface Chemistry .... 



The Constitution of Liquids with Especial Reference 

 to Surface Tension Phenomena .... 



The Distrihution and Orientation of Molecules . 



vn 

 I 



12 



24 

 32 



67 

 71 



Atomic Hydrogen as an Aid to Industrial Research . 100 

 How curiosity regarding atomic hydrogen led to the 

 discovery of the gas filled tungsten lamp. 



Eight. Flames of Atomic Hydrogen — Part One . . . .112 



Flames of Atomic Hydrogen— Part Two (Atomic Hy- 

 drogen Welding) 124 



Flames of Atomic Hydrogen — Part Three . . .126 



Nine. The Dissociation of Hydrogen into Atoms — Part One 146 



The Dissociation of Hydrogen into Atoms — Part Two 160 

 The quantitative determination of the degree of 

 the dissociation. 



The Dissociation of Hydrogen into Atoms — Part Three 205 

 The mechanism of the reaction. 



Ten. Forces Near the Surfaces of Molecules . , . .218 

 Attractive and repulsive forces between molecules 

 of various types and shapes. 



Eleven. Isomorphism, Isosterism and Covalence 



241 



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