11.   Technicians use a color-key system that can detect the slight color differences between grass or turf and green jerseys.

12.   Technicians use a variety of high-tech tests to measure composite strength.

13.   Technicians used laser beams to center her exactly in the field of the detectors.

14.   Then a technician used an ultrasound machine to check the state of the arterial blood flow in my penis.

15.   Where damage is minor, technicians will use Teflon tape to cover the area.

16.   With some equipment, the technician uses the paddle to manually compress the breast.

17.   In a restoration, technicians would use more expensive methods to fix such flaws as scratches and chemical scars in the original negative.

18.   The area is now a huge garbage dump, which complicates the search, and police technicians were using instruments designed to find buried organic material.