We’d use a quarter to knock a hole in the bottom of a glass bottle. But we’d pick up little bits of hash on the end of a cigarette and then let it burn in the bottle and then suck the smoke out the top. It was called a Bottle Toke or BT. “Wanna go to the park and smoke some BT’s?” “Fuckin’ eh dude, let’s giv’r! Got any darts?”