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Subjects
Air raid
1
Air-raid service
1
Antichemical-protection service
1
Biological warfare
1
Black-out services
1
Civil defense
7
Civil defense at factories
2
Civil defense command
2
Civil defense reconnaissance
2
Decontamination
1
Decontamination of personal clothing
2
Decontamination of persons
1
Decontamination of technical equipment
1
Decontamination station
2
Demonstrative exercise
1
Energy supply
1
Evacuation and refugee shelter services
2
Gas mask
1
Host family
1
Nuclear contamination
2