1.   He paused, put the rod on the table, and began to take off the cloth.

2.   No matter how you pour the slab, put reinforcing rods in it.

3.   U.S. officials have been coordinating efforts to put those rods in safer metal and concrete casings so they cannot be removed easily for reprocessing, the ministry officials said.

4.   The rods will be put in a cooling pond in steel canisters until they are removed from North Korea, White House spokesman Michael McCurry said.