1. Contamination on Disk Surface.
2. Chemical Resistance on Gloves, .
3. Training and Proficiency in Teaching Chemistry: Intensive
Course for Secondary / High-School Teachers, Murzuk, Libya.
4. Registrar, Department of Chemistry, Faculty of Science,
Sebha University, Sebha, Libya, 1989-1991.
5. Member of the Study and Examination Board, Faculty of
Science, Sebha University, Sebha, Libya, 1988-1991.
6. Instructor and Teaching Advisor (Chemistry), Sebha University,
Sebha, Libya.
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