MILAN (Reuters) -Expected new Chinese curbs on rare earth metal exports could have a significant impact on the European auto industry, the head of Italian auto part maker lobby ANFIA said on Tuesday, as reserves of those materials are low. Despite an agreement in July aimed at fast-tracking shipments to Europe, China has maintained tight control over rare earth exports and last week announced expanded curbs. The country refines and processes the vast majority of the world's rare earths that are essential ...