Freyming-Merlebach est la ville lorraine avec le plus de logements mal isolés

Watch our news broadcasts here: https://www.france.tv/france-3/grand-... The newspaper Le Parisien has published a ranking of French cities with the most poorly insulated homes, the "energy sieves." Freyming-Merlebach is the top-ranked city in Lorraine. Not exactly something to please the mayor.