military occupational classification (MOC)

Media Operations Centre (MOC)

military occupational specialty (MOS)

military occupational specialty codes (MOS)

primary military occupational specialty (MOS)

secondary military occupational specialty (MOS)

military load classification (MLC)

dictionary of occupational titles

occupational risk

occupational sanitation

occupational trauma

occupational workplace

harmful (occupational) factor

administrative classification

classification

NATO Supply Classification Group (NSCG)

restricted (security classification)

route classification

secret (security classification)

security classification

target classification

top secret (security classification)

unclassified (security classification)

tentative classification of damage

tentative classification of defects

tentative classification of documents

buried mines classification

chemical agent tactical classification

classification of tanks

aircraft classification number (ACN)

aircraft classification number study group (ACNSG)

load classification number (LCN)

pavement classification number (PCN)