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Subjects
Civil defense
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11
Decontamination of food
4
Chemical decontamination
2
Decontamination
2
Evacuation
2
Food storage
2
Traffic control
2
Antichemical-protection service
1
Arms race
1
Biological warfare
1
Camouflaging
1
Civil defense at factories
1
Civil defense command
1
Civil defense excercise
1
Civil defense exercise
1
Civil defense reconnaissance
1
Construction of shelters
1
Contamination area
1
Debrecen
1
Decontamination of technical equipment
1