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Show Much Time Is Wasted On Defective Air Pump Often a little attention to the tire pump will make It more effective when the time conies for a tire to be inflated. .Much more manual effOrl Is ordinarily expended ln hand tire inflation than would be necessary If the pump wer kept In proper condition condi-tion Just like any other part of the chiv The most common pump trouble i leakage of the ;ilr past the plunger, ususlly due to the worn condition oi the l ather washer, or to the fact that the leather is dry and out of shape so that It docs not fit closely to the pump barrel all around If badly worn, the only thing to do Is to replace re-place it: If merely hardened soften It with some neatafoot oil. Plain lubricating lu-bricating oil will do almost ns well if the other lend Is not available. Motor Life. oo The earth'.' atmosphere contains at leas? four thousand billions of tons of nitrogen directly accessible. |