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Show VALVOLINE OILS ARE OF HIGH QUALITY Possess Elements That Conserve Power and Prevent Gumming of Bearings. Users of oils should avoid the mixed oils now being sold as lubricants. Thev lire quite unlit for the purpose. Animal and vegetable oils A'ill cause heavy deposits de-posits of gum in the cylinders, valves and bearings with very serious results. A dirty, gummy bearing, or a dirtv .blinder, .bl-inder, with piston rings gummed up. means a very great loss of power; rhil H gummy valve will stick and prev. ut the. engine working at all. Valvolive oils are filtered mineral, and therefore cannot deposit gum; they will aiwavs be perfectly clean in work, and in consequence con-sequence the car or cycle will ;'lw;,vs run easily and without drag, and the wear of rubbing surfaces be theiebv reduced re-duced to a minimum. Valvolinc oils are made from the hesl Pennsylvania crude of a paraffin base and it is a well known fact that oils re fined from eastern crude of a paraffin base are far superior as luluicants to those refined from western crude of an Rsphaltum ba.se. Valvolinc oils contain no acids and will not absorb oxygen therefore cannot oxidize or corrode" lie most delicate parts ot machinery. The fact that Valvoline oil contains the most oil. that it has liodv to it. is evi deuce that it will require from one-fourth one-fourth to one-third less than ether oils lor sufficient lubrication. Nearly nil motorists have a tendency to exp"rimenl by trying different brands of oil. but eventually Ynlvolino nioler oil is decided upon as the oil that lubricates move than anv other as well as being the must economical. |