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Partitioning proteins: the blobs that won a Nobel prizeWonders of chemistry: Chameleon colour changesWhere would we be without chlorine?Encounter: The elephant in the labIn pictures: The elephant's toothpaste experimentLab page: Analysing limescale remover by acid-base titrationA brief history of... Atomic structure: part 2Focus on industry: IronCareers in chemistry: Cosmetic scientistBack page: Endangered elements