1. Collaborate with technical department engineers, production supervisors, shop - workers, and others.

2. • The box was Confiscated by the governing body's technical department to undergo investigation this week

3. The technical department provided a base for him in order that he could pursue Technical Studies over and above normal classes.

4. After working as a chief engineer during the 1980s, he headed the technical department of the Ministry of Oil from 1987 to 1991.

5. a sufficient number of test pieces or samples of the finished glass panes of the models considered, where necessary the number being determined by agreement with the technical department responsible for conducting the tests