Both white oils "on spec"--but only one processes right (Here's where Humble's experience can help you) In today's critical new processes, just meeting white oil specifications does not always insure processability. Here's where you need Humble's experience and technical resources. Chances are the Humble Representative can iron out your difficulty. And if not, he has the world's leading petroleum research organization to back him up. We've helped industry pioneer the use of white oils in everything from polyolefin reactions
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and use as plastic mold release agents to the manufacture of high-energy rocket propellants. Call us whenever you have a white oil problem. Better yet, get acquainted with Humble White Oils in the many useful grades of BAYOL®, PRIMOL® and MARCOL® now. Call our local Sales Representative or write to our Industrial Sales Department in Houston, Texas,
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