bn:01454799n
Noun Concept
Categories: Emergency communication, All articles lacking reliable references, Warning systems
EN
warning system  Audio Visual Warning System  AVWS  Early warning system  warning systems
EN
Warning system is any system of biological or technical nature deployed by an individual or group to inform of a future danger. Wikipedia
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EN
Warning system is any system of biological or technical nature deployed by an individual or group to inform of a future danger. Wikipedia
System of biological or technical nature deployed by an individual or group to inform of a future danger Wikidata
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