1.   The cigarette stubs were indirect evidence that someone had been smoking in the room.

2.   His mother had to pick the cigarette stubs out of his cast.

3.   Women stood around him, crushing out his cigarette stubs and wiping his brow and chin.

4.   It was just a soggy cigarette stub.

5.   This should put the fear of God into those inclined to throw cigarette stubs, drink cans and food containers anywhere they choose.

6.   The sudden shortage of cigarette stubs between the tracks was depriving the bugs of a vital food source, the society claimed.