Popular Science - Feb 1929 - Google Books Result -  If you have wanted to make a smoke bomb, but did not know how, then this page ... Fact: You can also make smoke bombs using ping pong balls and tin foil ... 

Literary gazette and journal of belles lettres, arts, sciences - Google Books Result -  Look for liquor bottles or cans discarded near the drinker, or in the drinker's ... and the fact that its use is socially acceptable, usually encouraged and often .... Drops of hashish oil are put on a cannabis cigarette and smoked. ...