RRC’s NEBOSH International General Certificate in Occupational Health and Safety This study text provides learners with the information they need to successfully complete Unit GIC1 and GIC2 of the NEBOSH International General Certificate in Occupational Health and Safety. Written by health and safety experts in collaboration with education professionals, it follows the structure and content of the NEBOSH syllabus. Each section covers in full the Learning Objectives required by the syllabus, using plain language and practical examples to reinforce understanding.