UK prescribed medical cannabis is vaporised rather than smoked to avoid harmful...
https://rapid-wiki.win/index.php/How_Much_Do_Medical_Cannabis_Vaporisers_Cost_in_the_UK%3F
UK prescribed medical cannabis is vaporised rather than smoked to avoid harmful toxins. The effectiveness varies with device type—conduction heats directly, convection uses hot air—and temperature controls dosage and flavour