[H]

Handling and mixing acid [222] Heating of negatives exposed to the air [78] High rate discharge testers [181] High rate discharge tests [266] and [267] and [374] Home-made batteries [25] Hydrogen and compressed air lead-burning outfit [147] Hydrogen and oxygen lead-burning outfit [146] Hydrometer. What it consists of [60] Hydrometer readings. Effect of temperature on [65] Hydrometer readings. How to take [61]

[I]

Idle battery. Care of [67] Idle battery. How it becomes discharged [89] Idle battery. How it sulphates [70] Illuminating gas and compressed air lead-burning outfit [149] Impurities [76] Impurities which attack the plates [77] Impurities which cause self-discharge [76] Incoming batteries. Examining and testing [317] Incoming batteries. General inspection of [320] Incoming batteries. Operation tests on [320] Incoming batteries. When it is necessary to open [326] Incoming batteries. When it is necessary to remove from car [325] Incoming batteries. When it is unnecessary to open [325] Incoming batteries. When it is unnecessary to remove from car [324] Installing battery on the car [236] Internal resistance [48 to 50] Isolators [408] Inspection to determine height of electrolyte [55]

[J]

Jars. Construction of [16] Jars. Filling with electrolyte [364] Jars for farm lighting batteries [436] Jars. Manufacture of [16] Jars. Materials used for [16] Jars. Removing defective [359] Jars. Testing, for leaks [356] Jars. Work on [356] Jar troubles caused by explosion in cell [83] Jar troubles caused by freezing [83] Jar troubles caused by improperly trimmed groups [83] Jar troubles caused by loose battery [82] Jar troubles caused by rough handling [82] Jar troubles caused by weights placed on top of battery [83]

K

(No Entries)

[L]

Lead burning cell connectors [213] Lead burning. Classes of [211] Lead burning. Equipment for [97] and [143] Lead burning. General instructions for [210] to [220] Lead burning plates to straps [217] Lead burning terminals [213] Lead burning. Safety precautions for [213] Lead melting pots [220] Lead mould [164] Lead moulding instructions [220] Light for shop [187] and [190] Loose active material [75] Loose active material caused by buckling [76] Loose active material caused by overdischarge [75] Loss of capacity [88] Loss of charge in an idle battery [89] Lugs. Extending plate [219]