1.   Offshore a small tug belched black smoke as she struggled to pull a string of barges.

2.   The factories belch smoke.

3.   Tired old trucks were struggling up the road below us, belching black smoke.

4.   Apple orchards and mud-walled villages give way to brick factories, with their chimneys belching black smoke, and roadside cemeteries with stones piled high above graves.

5.   Belching smoke and churning up the road, two armored personnel carriers roared through the central market here this week, prompting young boys to shout with excitement.

6.   A huge crane belches black smoke.

7.   Buses belch black smoke.

8.   Huge casualties were avoided because the car carrying the bomb erupted in several small explosions and then belched smoke for over one minute before detonating, according to witnesses.

9.   In Long Island City, the supervisor of the Rainey Substation noticed a transformer dripping oil and belching smoke.

10.   It is a place whose gleaming factories belch smoke and where the soil in a recently constructed housing project has been deemed contaminated.