Show GOOD USE FOR OLD OLD WELL Water In It Employed to Cool That In Use in the P Public Drinking Fountain Tn Ta many cities clUes which have acquired i water systems ms there are old wells which have been abandoned and closed The Illustration shows how one of these was used In a Western city to cool the water used in a public public pub pub- lic lie drinking fountain The supply pipe for the fountain Instead of running directly from the water main to the base of the fountain led first to the coil pipe which was placed below the theS S water line in the old well As the drinking water flowed through the theS I COIL O Ar I S S CITY kA MAIN The Cold Water In the Old Well No Longer Considered Fit for Drinking Was Used to Cool the Water Piped to the Drinking Fountain turns of this coil coll some of Its heat was radiated to the cold water In the well and on emerging at the upper end of the coil into the pipe leading to the fountain it was several degrees cooler cool cool- er than when leaving the water main The device Is especially effective on fountains of ot the type which are not running continuously but are turned on oi o by pressing a lever Popular Popular Mechanics Mec Me Me- I c Magazine |