Objectives Objectives of The American Leather Chemists Association > To promote the advancement of the knowledge of science and engineering especially in regard to their application to problems facing the leather and leather products industries; > To encourage and promote the full use of science and engineering in their applications to the leather and leather product industries; > To publish the result of investigations and research dealing with the above objectives; > To maintain a set of official methods for the evaluation of leather, leather products, and materials used in their manufacture.