NBC defense

nuclear, bacteriological, chemical (NBC) defense

NBC defense troops

collective NBC protection

collective NBC protective equipment

deployable NBC analytical laboratory

hazardous levels of NBC contamination

NBC = nuclear, bacteriological, chemical

NBC attack

NBC environment

NBC event response team

NBC fire

NBC protection company

NBC protection system

NBC protective posture

NBC reconnaissance

NBC release other than attack (ROTA)

NBC release other than attack

NBC samples

NBC shelter

NBC situation

NBC weapons

nuclear, biological and chemical weapons (NBC)

nuclear, biological, and chemical (NBC) reconnaissance

perimeter defense (all-around defense)

beach defense mine / beach-defense mine

active layered theatre (ballistic) missile defense (ALTBMD)

aerospace defense command

air defense (AD)

Air defense and Airspace Management Directorate (NATO)

air defense area

air defense artillery (ADA)

air defense artillery battalion