11.   Since the animals were not exposed to marijuana smoke, the study did not address the carcinogenic potential of inhaled marijuana.

12.   Smelling marijuana smoke from a nearby campsite, he stood up -- then turned and walked away.

13.   Sure, just stand up there in front of the cameras and blow off an apology like it was so much marijuana smoke.

14.   The sociable joint on weekends became an obliterating cloud of marijuana smoke.

15.   The sweet smell of marijuana smoke wafts on the breeze.

16.   There was a lot of marijuana, a lot of marijuana smoke.

17.   Through a cloud of pungent marijuana smoke, Dixie Romagno speaks of her dislike for California Attorney General Dan Lungren.

18.   When Jackie opened the door, the marijuana smoke enveloped him like a blanket.

19.   Outside, soldiers in blue jeans and dark sunglasses loaded machine guns and rocket-propelled grenades onto a truck in a haze of marijuana smoke.

20.   As soon as the U.S. players walked on the field, they could smell the pervasive marijuana smoke in the air.