France has created a ship with retractable sails and solar panels
French company Selar has unveiled an innovative cruise ship, Captain Arctic. Its retractable sails, covered with solar panels, allow the use of wind and solar energy for propulsion and power supply on board.
The ship is equipped with 5 35m long aluminum sails, which fold in a Swiss-knife principle, providing stability in difficult weather conditions. Together they hold around 2,000m² of solar pan
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