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
Trace-Level Testing, Validation Pressure, and the New Demands on Pharma Labs Labs are under increasing pressure to balance trace-level accuracy, validation requirements, documentation, and faster development timelines
Wed, 07/01/2026 - 12:02
As pharmaceutical manufacturers push toward lower detection limits, tighter impurity thresholds, and faster development cycles, elemental analysis has become a more critical part of quality and compliance. Regulatory frameworks such as U.S.…
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…