This paper originated as a result of the author's efforts to arrange systematically the data and information which gradually accumulated from the preparation for, and participation in, a considerable number of discussions concerning specific dust control and recovery problems. The aim of this digest is to give the non-specialist engineer an unbiased working knowledge of this field of industry. The paper commences with reference to the various purposes and applications of dust control and recovery. The nature of dust and fume is then discussed. Consideration is given to the various methods of controlling dust and special attention is given to the design of local exhaust systems. Recovery equipment can be classified on the basis of the principle utilized, namely: gravitational, inertial and centrifugal separation, electrostatic precipitation, filtration, washing and ultrasonic agglomeration. Each of these main groups is considered as thoroughly as the limitations of the paper will permit. This is followed by some notes on the selection of equipment for specific duties. A substantial part of the paper deals with the prevention of, and protection from, the explosions and fires which are a serious hazard in many dust control and recovery installations. It is suggested that the introduction of some measure of standardization of design in this field would be a useful service to industry generally.