Q1. 📢 What are fog-signals intended to do?
- Guide ships into ports
- Improve lighthouse illumination
- Warn of hazards during reduced visibility[1]
- Measure atmospheric transparency
Answer: Warn of hazards during reduced visibility
Q2. 🤔 Besides bells, what other types of sound devices can be used as maritimes fog-signals?
- Sirens and whistles[1]
- Drums and gongs
- Horns and trumpets
- Fog trumpets
Answer: Sirens and whistles
Q3. 💡 What is one of the most important factors to consider when putting together an effective fog-signal?
- Considering new modes of signaling on the maratime front[1]
- The ability for a mariner to hear the device over local environmental disturbances[1]
- The ability to harness tidal flows
- Implementing new optical devices
Answer: The ability for a mariner to hear the device over local environmental disturbances

Fog-signal devices and their maritime importance

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