31.   Shock-absorbing pads should be bought to cover the steel frame, springs and hooks.

32.   That strip forms an airtight seal between the door and the steel frame around the doorway that surrounds it.

33.   The chair features a tubular steel frame and handy carrying case.

34.   The facade is sheathed with pink marble, accented by blue steel frames and dark-tinted windows.

35.   The first year, he put the steel frame up, using welding techniques he had learned working on planes.

36.   The hills are dotted with dwellings with recycled steel frames or concrete walls where wood is added only for accents.

37.   The main hall is little more than a steel frame in the middle of a muddy field, surrounded by cranes and construction material.

38.   The Italian Tulle chair has a chromed steel frame.

39.   The new building contains a steel frame and reinforced concrete floors.

40.   The most significant structural change is the addition of steel frames around the door windows.