No knocking because PLUME burns iike ihif «- Whether you race or crawl, appotenic Plume gives the same steady, knock-proof combustion .... yielding the smoother, silken, silent power which comes only f rom combustion without a ‘"knock” Here’s new power for high compression engines .... power, too, that is giving drivers of low compression motors the thrill of high compression performance . . . You’ll get a new pleasure from your car by picking the pump with the appotenic disc. VACUUM OIL CO. Ptv. Ltd. PLUME appotenic Motor Spirit 9 * appotenic: possessing increased power; said of a gas that, being stable to heat and high compression will therefore neither audibly nor silently “knock” in a high compression engine. This apparatus backs every word we write in advertising appotenic Plume. It isn t guess-work. It is irrefutable, scientific record. We don't merely hope Plume won't knock—this apparatus proves it won’t! T h * Midgtey Pouncing Pin knock - testing ret. *Thln wonderful apparatus ia the only one of its kind in the Southern Hemisphere. By this Midgley Bouncing Pin knocktesting set, recognised by fuel engineers as standard equipment, the remarkable anti - knock (appotenic) quality of Plume is regularly tested and confirmed at out laboratories. 9 * ZS
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https://paperspast.natlib.govt.nz/newspapers/SUNAK19291125.2.46.4
Bibliographic details
Sun (Auckland), Volume III, Issue 829, 25 November 1929, Page 7
Word Count
197Page 7 Advertisements Column 4 Sun (Auckland), Volume III, Issue 829, 25 November 1929, Page 7
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