Tag:emergency=siren
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 emergency = siren
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A loud noise maker, such as an air raid siren or a tornado siren. 
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| Group: Emergency |
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| Status: de facto |
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Description
A 
siren is a loud noise maker.
They are used to alert the people to some danger that requires them to move to a safer areas. Example dangers are tornado, tsunami, earthquake.
There are two general types, pneumatic and electronic.
Possible Rendering
suggested by User:Chrisana13
Tagging
- emergency=siren
- siren:purpose=* - add here the specific use case, if valid, e.g. tornado/storm/air_raid/civil_defense, optional
- siren:type=* - pneumatic or electronic, optional
- siren:range=* - range of audibility, e.g. 1000, like usual Units format, optional
- operator=*