RDTL (Restricted Direct-to-Lung) vaping refers to a style of vaping where the user inhales vapor directly into the lungs rather than first holding it in the mouth. This technique typically uses higher-powered devices, like sub-ohm tanks, that produce larger vapor clouds and deliver a more intense flavor and nicotine hit. The "restricted" aspect indicates a more controlled airflow comp... https://capitalclouds.co.uk/blog/post/understanding-restricted-direct-to-lung-vaping