18:30Science CafeSalter's Festival Of Chemistry comes to CardiffBBC Radio Wales Duration: 30 minutes Tue 19th May 2015, 18:30 on BBC Radio Wales ExtraAdam Walton joins the fun at the Salter’s Festival of ChemistryGenresFactualScience & NatureFactualScience & NatureScience & TechnologyFormatsMagazines & ReviewsBrandScience Cafe Source: BBC Online