Page 17 Advertisements Column 4

Evening Post, Volume CVII, Issue 51, 4 March 1929, Page 17

' j There is also a Non Detonating Motor Spirit Note this important difference in the way fuels THE PROLONGED THRUST explode. One kind explodes instantaneously— Union Motor Spirit explodes m a different way—like that is, detonates. It depends upon a single crash smokeless powder in big guns—with a progressive and to pound the piston down. sustained explosion—non-detonating. It thrusts the - ' piston down with a powerful but continuous impulse. Compression is limited by the tendency of such This promotes higher compression, for, as authorities petrol to explode prematurely. This means loss know, compression is limited by the tendency of a of power and efficiency. fuel to detonate. T ' . ._ H .... _ t __ „!___ So more power and higher eficiency result from Union it means increased vibwdon as» Mwsmore wear Motor Spirit. Smokeless powder is and tear. Some expiosnw would w«afc thss way j^ - m big g^, because k doesn't deior.nic and its on guns, to the ruination of the gMM. prolonged power carries the project.- \ •■. This increased, ssnoother power in your motor means more speed and a stronger rush in the pick-up, so Union non-detonating Motor Spirit affects your car in several desirable and important ways. Union is always uniform. It doesn't disintegrate, thus it does not deteriorate in storage. All the power that is put into k at the Union plants is delivered when you want k in your ear. b~ UTVTOTV ■©■ Flight ± yf§ J^ JL MotarOU MOTOR SPIRIT ~~ NON-DETONATING UM5.7438 ■■

I've forgotten T ever had any nerves W Jt ' THE business girl often finds soothes strained nerves, and how the strain of \york a severe the healthful cleansing action of • tax on her nervous energy. Wrigley's refreshes and tones Fatigue comes quickly—inability you U p jjj rO und. to concentrate. . .-.,,. Whgleys also aids digestion, Many office workers—men as . ,% , , 1 , , cleanses the teeth and removes well as women—now regularly <*/•*• j ,„,.,,/-!.. c tnc traces eaung and use Wrieley s Chewine bweets „ ■ „ -v smoking. . , to relieve nervous tension. Your .« ° doctor will tell you how the No other sweet does so much very act of chewing relaxes and or costs so little. Wpin fyc Spearmint—Doabhmint—Juicy Fruit— S bar packet* 3d