UK-prescribed medical cannabis is typically vaporised, not smoked, to avoid...

https://brooksiwjk610.wpsuo.com/is-it-normal-that-my-device-is-a-one-off-cost-but-the-medicine-keeps-adding-up

UK-prescribed medical cannabis is typically vaporised, not smoked, to avoid harmful toxins from combustion. Vaporiser type—conduction or convection—and temperature settings influence effectiveness and user experience