![Massimo on X: "Why are there red and green lights on ships, aircraft and even spacecraft? The convention of using red lights to indicate the port side and green lights to indicate Massimo on X: "Why are there red and green lights on ships, aircraft and even spacecraft? The convention of using red lights to indicate the port side and green lights to indicate](https://pbs.twimg.com/media/GHsJjvTXUAAMfbb.jpg)
Massimo on X: "Why are there red and green lights on ships, aircraft and even spacecraft? The convention of using red lights to indicate the port side and green lights to indicate
Why Ships Use Port and Starboard Instead of Left and Right? | Why Ships Use Port and Starboard Instead of Left and Right? | By The Maritime Post | Ever wondered why
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