whetever happend to HOT KNIVES its the most consertiv way of smoking and yes you can use weed not just hash or oil. i have been smoking blades for about 15 years and my lungs and throte are fine now i dont smoke ciggeretts of course but still. i smoke 3 time a day 4-5 little tokes and bang im good to go a gram can last me 3 days at 3 good higs a day now thats the way to make it last!