Blackstone Laboratories helps you keep your engines, transmissions, and other equipment running smoothly. But what does it take to keep Blackstone Labs going strong? Blackstone Joe talked with Erik DeMarco aka "The Guy"about the maintenance needs of an oil lab (2:25), how working at Blackstone changed his maintenance routines (21:50), and past test results in a new segment, Explain That Sample (25:50).

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Have a question or shoutout? Leave a message for Blackstone Joe at 614-407-6169.

Host: Joe Adams

Guest: Erik DeMarco

Producer: Josh Straley