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USA · Europe · Worldwide
Initial curriculum-specific candidates for Nigerian WASSCE and South African CAPS-based study support, with country and session checks.
Read public curriculum guides and explore current ZELVU learning. Each guide links to official references and states the availability of teaching for that curriculum.
Country selections show related preparation and planning courses; they do not establish recognition or syllabus equivalence. Fees stay beside each course.
Clear filters and show all coursesBrowse the 80 named detailed ISCED-F fields, grouped into 29 narrow fields and 11 broad fields. The map omits residual and unspecified classification codes. Related ZELVU links are independent study support, not a claim to provide an accredited qualification in every field.
Filtered to: Higher Education · Undergraduate · Occupational health and safety. Use All fields to clear this selection.
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ISCED-F 1022 · Hygiene and occupational health services
Study hazard recognition, risk assessment and workplace safety planning; online theory does not certify operational competence.
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References checked 11 November 2026. Official bodies define their own qualifications, eligibility and examination rules. Verify the subject, language and session you need. This catalogue is a selected global learning map, not an exhaustive list of every institution’s courses.
ISCED-F 2013: Detailed field descriptions, UNESCO Institute for Statistics, 2015, Appendix I. Codes and classification labels are reproduced for reference; ZELVU descriptions and mappings are original and are not endorsed by UNESCO. The source publication is licensed CC BY-SA 3.0 IGO. View classification licence
Loading learning categories, subject areas and programmes.