tlt TRIBOL OGY & L UBRICA TION TECHNOL OGY SYSTEMS, STRATEGIES & RESEARCH FOR LUBRICATION PROFESSIONALS AN PUBLICATION | MAY 2012 Time to change the lube? 10 metrics to help you establish condemning limits for used oil Complexity in Oil Analysis Enter the intelligent agent Workforce training STLE doubles down as economy picks up Selecting the wrong lubricant Common end-user mistakes Designing a world-class lube program Q&A with Ray Thibault Digital TLT: Sponsored by Münzing at www.stle.org.