1 | The concrete walls are reinforced with steel rods. | |
2 | The terminal was constructed of reinforced concrete. | |
3 | Our troops are the steel in our ship of state. | |
4 | Building a nation demands more than steel and concrete. | |
5 | Stainless steel rebars, the sturdy rods that reinforce concrete in all kinds of construction, are now no longer made in America. |