05:45In Their ElementSeries 4HeliumBBC Radio 4 Duration: 14 minutes Sat 26th Dec 2020, 05:45 on BBC Radio 4 FMAvailable for over a yearListen nowChemist Andrea Sella celebrates how the element helium enhances our lives. Show more GenresFactualScience & NatureScience & TechnologyBrandIn Their ElementSeriesIn Their Element: Series 4 Source: BBC Online