| NETS | Network for Employers for Traffic Safety |
|---|---|
| NHTSA | National Highway Traffic Safety Administration |
| NIOSH | National Institute for Occupational Safety and Health |
| OS | left eye [Lat. oculus sinister]; occipitosacral; occupational safety; office surgery; Omenn syndrome... |
| OSHA | Occupational Safety and Health Adminstration |
| NIOSH | National Institute of Occupational Safety and Health |
|---|---|
| NTSB | National Transportation Safety Board |
| OSHA | Occupational Safety and Health Administration |
| OHS | occupational health and safety |
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