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COVID-19 Message for Consumers & Propane Providers   Learn More »

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COVID-19 Message for Consumers & Propane Providers   Learn More »

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In this analysis, the Southwest Research Institute measured the effect of sulfur levels in propane fuel on the performance and durability of Three-Way Catalysts (TWC). The study found that increasing the precious metal content of the catalyst can result in lower light off temperatures and improved cold start performance.

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