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Did you know: Where does the expression "Take your clicks and slaps" come from? Or Why does hair lighten in the sun?

The “Good to know” application allows you to discover two questions and their answers every day to fill up on knowledge and improve your general knowledge.

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We improve the application regularly to meet your expectations and offer you an ever more efficient service. For any remark or suggestion for improvement, do not hesitate to contact us at the following address: [email protected]! Good to know.