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distress signal
(redirected from distress signals)

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distress signal [də′stres ‚sig·nəl]
(communications)
An international signal used when a ship, aircraft, or other vehicle is threatened by grave and imminent danger and requests immediate assistance; examples are special radiotelegraph and radiotelephone signals or special signal flags or flares.
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They are mainly used to send distress signals during maritime disasters or accidents.
Marine Safety by Ted Koppel / Consumer news, advice, product reviews community
The Titanic hit an iceberg on her maiden voyage to America and sent out frantic distress signals as she began to sink.
Titanic's super hero by Liverpool Echo (Liverpool, England)
Visual distress signals for night time use, such as emergency flares, are required on all boats traveling coastal waters, the Great Lakes, and any connecting body of water that is more than two miles wide.
Boating Safety Equipment You Must Have by Kadence Buchanan / Travel, recreation and leisure community
 
 
 
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