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Nature 402, 242-243 (18 November 1999) | doi:10.1038/46182

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Materials science: Open season for solid frameworks

Michael J. Zaworotko

Zeolites are inorganic solids whose crystal structures are perforated by millions of tiny pores and channels that allow the movement of ions and water molecules. These 'molecular sieves' have found widespread applications in industry for catalysis and for separating materials, such as in oil refining1.