Show OUST DUST INJURES I AUTO ENGINE I I Air Clea Cleaner er Removes lAir Dust at I Intake take Avoiding Wear Road Hoad and tind field dust In Its rela relation reta- reta tion lion to the Iho wear cear of ot tho the automo automo bile engine and other op operating machinery ry h hit his been heen studied by expert experts tor for years year ant It ha has been determined that a 0 good air cleaner cl-aner doe does prolong and make more satisfactory the tho life lito ot of the motor The only logical means menns of ot pro pro- protecting pro protecting the engine from tho the un- un unnecessary un unnecessary necessary wear near Is to remove the tho abrasives from rotc the sir air before It enters the cylinders C says C r B Summers of ot tho Iho General Motors In the rob rob- Feb February issue lasua of ot the tho of ot the Society of ot Automotive Engineers In Various methods ot of o separating dust dut from air Ila have hate been In use useIn usein In the lIe Industry for tor many sears e o of the relative char char- char characteristics of ot air and of ot dust at once suggests the methods chich hav have been employed ed successfully It If we iso draw no a 0 mixture o of aIr and dust through water dater oil or oth oth- oth other er Cr liquid a tendency c for tor forthe forthe the d dust lIt to adhere here to and sink sinh sinkIn sinkIn In the liquid and ind for tor the air to flow on through A Again ln If It a 0 mixture of ot dust and air be passed through a filtering material such 0 as specially pre pre- prepared pre pared cloth the air passes pes through th the minute openings while the dust dut p particles being solid Mild Cub stances and hiving a definite remain entangled entangle In the tho fibers ot of the material All these principles used for tor cleaning air have their strong trong which commend them bent un- un under un under der tier particular circumstances 00 00 |