UK prescribed medical cannabis is commonly vaporised rather than smoked to...

https://oscar-wiki.win/index.php/Why_Can_a_Legal_Prescribed_Medicine_Still_Feel_Unaffordable%3F

UK prescribed medical cannabis is commonly vaporised rather than smoked to avoid harmful toxins. Vaporisation methods—conduction and convection—differ in heat source and temperature control, impacting dosage and effect