Is it correct to throw streamers at ship's departures?

Throwing streamers at a ship's departure is a traditional maritime practice that symbolizes good luck and celebration. It is often seen during festive occasions or when a ship is launching or departing on a significant voyage. While it is generally acceptable in many cultures, it's important to ensure that the action is safe and respectful, and that it does not interfere with the ship's operations or the safety of the crew and passengers. Always check local customs and regulations before participating in such practices.