a few facts about the volcano... smoking weed / hash burns up to 98% of thc off ( that is it wastes it ) using the volcano gives u upto 98% without all the tars and toxins u get from smoking a blunt . that means its a strong hit and a healthier one too. this machines not only gets u stoned it leaves u buzzing with a real head buzz. this cost me 300 pounds and can i tell u its worth every penny