UK prescribed medical cannabis is taken by vaporisation, not smoking, to avoid...

https://wiki-book.win/index.php/Why_Do_Some_Temperatures_Taste_Better_but_Feel_Weaker%3F_Exploring_Vaporisation_of_Prescribed_Cannabis_in_the_UK

UK prescribed medical cannabis is taken by vaporisation, not smoking, to avoid harmful toxins. Device type—conduction or convection—and temperature settings impact effectiveness and patient comfort