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Signum has become a global service

Signum has become a global service

Signum is ExxonMobil's oil analysis programme specifically tailored to monitor critical indicators for in-service lubricating oils. Signum has become a global service based on over 40 years of expertise in lubricating oil analysis. This delivers safety, productivity and environ¡mental care because it is supported by the full technical rigor of the ExxonMobil team of formulators, scientists and engineers .