Nature, Published online: 24 June 2026; doi:10. 1038/s41586-026-10677-3 Porous polyacrylonitrile membranes—typically used as non-selective support layers—can be used to achieve effective molecular refining of crude oil at steady state, enabling substantial reductions in energy consumption, coolin...

Source: [Nature](https://www.nature.com/articles/s41586-026-10677-3)

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