Dr. Kate Diomede, social media editor at Thorax, is joined by Dr. Yasmin Thanavala (1) to discuss her group's recent research paper, "Not all vaping is the same: differential pulmonary effects of vaping cannabidiol versus nicotine". Their study used a using a mouse model of vaping and in vitro experiments with human cells. The paper is available online: https://thorax.bmj.com/content/early/2023/04/02/thorax-2022-218743 Hear the previous discussion with Prof. Nick Hopkinson on policy relating to vaping and smoking: https://on.soundcloud.com/cjFhd (1) Prof. Oncology, Roswell Park Comprehensive Cancer Center, Buffalo, New York, USA. Please engage in the conversation through the social media channels (Twitter - @ThoraxBMJ; Facebook - @Thorax.BMJ · Pulmonologist) and subscribe on your preferred platform, to get the latest episodes directly on your device each month.