Te question of whether and to what extent dental ma- efects). To ensure the readability of each individual terials may be hazardous to patients, the environment, chapter, some aspects are approached from diferent and dental personnel has become of increasing public scopes, and some topics are thus mentioned in more concern. Te very emotional discussion in the public than one chapter, although with diferent approaches. media about amalgam has signifcantly contributed Te editors are grateful to the publisher for p- to this dispute. In addition, reports about potential viding the possibility of including a great number of health risks in relation to other dental materials, such colourful illustrations and clinical pictures. To f- ur as resins and dental alloys, have generated an increased ther enhance the readability of the book Key Notes public and professional interest in this topic. One con- and Clinical Practice Advices have been highlighted sequence of this tendency is that dental materials are all through the texts, and at the end of each chapter a now the subject of special regulations and directives in comprehensive summary of key points have been - almost all countries of the world, intended to guarantee derlined in Conclusions for the Dental Practitioner. efciency, safety, and quality and to make sure that only Te guiding theme of all parts of the book was to biocompatible materials are brought on the market.