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Greg Rankin

Writer

Greg Rankin is a Houston-based freelancer who has been covering mining, industrial analytics, and quality systems for more than 20 years. He can be reached at (323) 490-5791 and greg@rankinpr.com.

Wed, 04/01/2026 - 12:02
ISA-84.91.03: New Framework for Low-Integrity Protection Layers Defining life-cycle expectations for instrumented protection layers outside traditional SIS requirements
Wed, 04/08/2026 - 12:01
For decades, the process industries have relied on layers of protection to prevent hazardous events. When risk reduction requirements were high, safety instrumented systems (SIS), governed by standards such as IEC/ISA 61511, provided a clear…
Beyond the Pit: Why Laboratory Integrity Now Shapes Mining Viability As gold and rare earth projects tighten economic thresholds, analytical precision moves to the center of decision-making
Wed, 04/01/2026 - 12:02
As mining operations push toward lower-grade deposits and tighter economic margins, the reliability of analytical measurement has become central to operational decision-making. From representative sampling to traceable calibration standards and…

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