11.   Each face of the building, for example, could have a steel tube that holds a stairwell that runs all the way down.

12.   Each module consists of four rectangular steel tubes welded together to form a unified barrier element.

13.   Each module consists of four rectangular steel tubes, welded together, to form a unified element.

14.   Greeting passengers on their arrival will be a broad arch made of a metal screen cantilevered from an array of steel tubes.

15.   It has a lightweight drive shaft made from a high-strength steel tube with forged end flanges, using less material than conventional shafts.

16.   They lived in steel tubes with passageways so narrow that sailors had to sit down or flatten themselves against a bulkhead to allow others to pass by.

17.   Zhan is unsentimental about the bike, which he sees as little more than bent sheet metal bolted to steel tubes, an engine and three tires.

18.   Reinforcement bars, comprisinghigh resistant steel tubes, are incorporated into the doors and togetherwith the rigid body provides additional protection.

19.   The five evaded thousands of police to chain themselves overnight to steel tubes sunk into cement blocks beneath the tracks.

20.   They include artificial flowers, rubber boots, diesel motors, steel tubes and tea.