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132. Care of Water Coolers. Put only clean, pure water into the coolers, and keep them clean by flushing them out occasionally with boiling water.
CHAPTER XVIII
Fans and Ventilators
133. Selecting a Fan. With the coming of electricity into the home, fans have become practical home devices. Do not buy a fan or other electrical device without ascertaining whether the current is direct or alternating, and what voltage is needed to run it. Most city homes are now supplied with current ranging between 105 and 115 volts, so most fans are made for that. Fans will run on a small wire like that used for lighting.
Fig. 64. Blower.
