Presentation by Dr Samantha Pearman-Kanza on A Pragmatic view of the Semantic Web for the Physical Sciences for The joint meeting on Units, Symbols, and Terminology in the Physical Sciences in and for the Digital Era that had representatives from: PSDI – Physical Sciences Data Infrastructure, CODATA DRUM Task Group – Digital Representation of Units of Measure, IUPAC Green Book – Quantities, Units, and Symbols in Physical Chemistry and IUPAC Gold Book – Compendium of Chemical Terminology. This presentation provided an overview of Semantic Web technologies and their usage in the physical sciences with a specific focus on terminology and units, it details the barriers and challenges to using these technologies and provides some practical advice on how to use them usefully.