English Heterogeneous gold catalysis Cited by user 141.14.162.146 on 23 Oct 2023 Heterogeneous gold catalysis refers to the use of elemental gold as a heterogeneous catalyst.
English Elementary school (England and Wales) Cited by user Citation bot on 29 Sep 2020 Elementary schools were the first schools in England and Wales intended to give a basic education to the children of working class families.