Wiki-M

Major Accident Hazards Related

Manual of Permitted Operations (MOPO) A manual of permitted operations (MOPO), also referred to as a matrix of permitted operations, [...]

MSDS HSE: Material Safety Data Sheet

Medical Treatment Case (MTC) HSE: Any work-related injury or illness requiring medical care or treatment beyond first aid (regardless of [...]

MSHA Organization: Mine Safety and Health Administration 

MIC Man In Charge = Person In Charge (PIN)