1.   A cigarette between his girlish lips seemed to be emitting smoke of its own accord.

2.   American officials insisted that the plane emitted smoke to signal its location to a passing commercial airliner.

3.   U.S. officials insisted that the plane emitted smoke to identify its location to a passing commercial airliner.

4.   A checkpost has been set up in the city to identify and issue warnings to the motor vehicles emitting black smoke and generating high sound.

5.   A policeman carried the suspicious bag away but dropped it to the ground when it started to emit smoke.

6.   In Shah Alam, Intrakota Consolidated and Syarikat Bas Len Seng, claimed trial in the Sessions Court to separate charges of allowing their vehicles to emit excessive smoke.

7.   In Shah Alam, two bus companies - Intrakota Consolidated Berhad and Syarikat Bas Len Seng Sdn Bhd - were charged with allowing their vehicles to emit excessive smoke.

8.   Lorries expelling black smoke and factories emitting white smoke.

9.   The carton emitted smoke which was followed by a mild explosion that injured no one.

10.   Two-stroke engines generally emit more smoke than four-stroke engines.