Book excerpt: Provides guidance on controlling asbestos-containing materials (ACM) found in buildings. Provides a current summary of data on exposure to airborne asbestos; gives survey procedures for determining if ACM is present in buildings; explains how to establish a special operations and maintenance program in a building found to contain asbestos; reviews technical issues confronted when assessing the potential for exposure to airborne asbestos, in particular indoor settings; suggests a structured process for selecting a particular course of action, and much more. Commonly referred to as the Blue Book.