Richardson's handbook of projection (1930)

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MANAGERS AND PROJECTIONISTS What is the effect of a greater number of plates and a greater amount of electrolyte ? 1087 What is a "positive group" ; a "negative group" of plates? .' 1087 How are baUery plates insulated from each other?.. 1088 In what are the plates and electrolyte placed? 1088 Explain why a hydrometer reading indicates the exact state of charge and discharge of a storage battery? 1089, 1090, 1096 To what is battery trouble almost invariably due?.. 1090 Is it possible to abuse your batteries and "get away with-it"? 1090 Location What does a storage battery give off in charging?.. 1091 Is the gas from a charging battery healthy? 1091 Is the gas from a charging battery dangerous? 1091 Is it safe or permissible to examine a storage battery, using a lighted match or other open light source for illumination ? 1091 What will be the inevitable result of locating batteries in a dark, inaccessible place ? 1092 Should motor generators and storage batteries ever be located in the same room ? 1092 With what should the battery examination light be shaded with and why ? 1092 What is the best light to use for battery examination? 1092 Name a second satisfactory battery examination light 1092 Cleanliness What is the man who permits his batteries to become dirty inviting ? 1093 What is meant by "battery examination day" and what attention should the batteries have on that day? 1093 Of wThat does a dirty battery top speak? 1093 What will dirt accumulations on batteries do and what will be the effect? 1093 Cleaning Solution What solutions are recommended for cleaning battery tops? 1093 What precaution is necessary when using cleaning solutions ? 1094 What would you do if you accidentally spilled some electrolyte on a battery top ? 1094 The "C" Battery Why should the voltage of the "C" battery, in sets using one, be kept at its full value? 1045 xxi