@Philip_Britton Tweet 25/11/2016 04:49 PM Tweet 25/11/2016 04:49 PM Posted by Bolton School on 25 Nov 2016 Modified by Bolton School on 15 Sep 2023 @Philip_Britton RT @Chem_BoltonSch: Always a favourite lesson: stings and things... Nettles vs dock leaves, is it neutralisation?