21.   Technicians have a variety of techniques for examining composites.

22.   Technicians have laboratories to monitor water quality and watch for disease problems.

23.   Technicians also would have to reprogram towers and thousands of radios.

24.   That standard is so low that technicians have difficulty determining whether dirt or concrete has enough radioactivity above natural background that it will contribute to extra exposure.

25.   Technicians had to use remote-controlled tools and video cameras.

26.   The execution was delayed because technicians had trouble inserting the IV, according to prison officials, but no witness saw what happened.

27.   The spacecraft lifted off on time Wednesday, though ground technicians had to scramble in the final hours to replace a leaky crew hatch seal.

28.   The technician had to align the guns so they converged on the screen at the same point.

29.   Thompson said technicians would have to restore the links between the offices and Trenton over the weekend.

30.   To keep vital equipment running, technicians have cannibalized machines used for training, he said.