NBC protection system

collective NBC protection

NBC protection company

collective NBC protective equipment

deployable NBC analytical laboratory

hazardous levels of NBC contamination

NBC = nuclear, bacteriological, chemical

NBC attack

NBC defense

NBC environment

NBC event response team

NBC fire

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, bacteriological, chemical (NBC) defense

nuclear, biological and chemical weapons (NBC)

nuclear, biological, and chemical (NBC) reconnaissance

NBC defense troops

nuclear-chemical-biological protection system

Tactical Hearing Protection System (THPS)

Department for Protection of the Constitutional System and the Fight against Terrorism

environment protection system

fire-protection system

zinc anode cathodic protection system

fire protection system

ice protection system

airfoil and cowl ice protection system