Technological advances make it possible to quickly and cost-effectively protect workers from hazardous gases and improve productivity using devices that are straightforward to use. Their application has widespread use across sectors including Spain’s diverse chemical industry and its large and relatively complex refining industry, as well as Portugal’s energy sector. In this report, produced in partnership with Industrial Scientific, we explore what devices are available and how they can help health and safety professionals and their companies execute their duty of care to protect staff on the frontline.