| 主权项 |
1. A smoking device comprising:
a tubular member having:
a first end,a second end opposite said first end,a cavity extending through said tubular member from said first end to said second end, said cavity having a first opening at said first end, said first opening having a first cross-sectional area AF that is greater than a second cross-sectional area AS positioned along said cavity between said first opening and said second end, andone or more second end edges along said second end, said one or more second end edges having a combined edge length Lse that is greater than an outer circumference Lcir of said tubular member at said one or more second end edges that is closest to said first end. |
