41.   The replacement reactors were a major sticking point that had dragged the talks.

42.   The replacement reactors produce less plutonium, a key ingredient in making bombs.

43.   The replacement reactors were a major sticking point that had dragged on the talks.

44.   The replacement reactors are crucial to an agreement the two nations reached in Geneva last October.

45.   Under the agreement, North Korea is to dismantle its current program and in exchange receive safer, replacement reactors plus other incentives.

46.   Under the agreement, North Korea is to dismantle its current program and in exchange receive safer replacement reactors plus other incentives.

47.   - A contract will be inked on the supply of the replacement reactors within six months after signing of the Geneva accord, scheduled for Friday.

48.   The proposed light-water replacement reactors produce less plutonium, a key ingredient in atomic bombs.

49.   The protest comes on the second day of a forum, being held in central Sydney, about the safety of the proposed replacement reactor.

50.   The United States has said that the replacement reactors must come from South Korea, a move Pyongyang does not favour.