Micheal Jorgensen, PhDKhaled Abdulrashid Abdulaziz Hafez2022-06-012022-06-0130560https://drepo.sdl.edu.sa/handle/20.500.14154/54840ASSESSING THE AMERICAN CONFERENCE OF GOVERNMENTAL INDUSTRIAL HYGIENISTS (ACGIH) THRESHOLD LIMIT VALUES (TLV): LIFTING BEYOND 30 DEGREES TORSO ASYMMETRYThesis