Abstract: Device for elimination of foam which forms on the surface of a liquid discharged from a vibrating finishing machine in which said liquid is a component part of the finishing solid particles containing medium. The device comprises a plurality of compartments arranged in cascading succession and in each compartment at least one nozzle arranged above the liquid level, pipe means for conducting water under pressure to the nozzle, the nozzle having means for atomizing the liquid sprayed therefrom and directing the atomized spray onto the liquid level and means for adjusting the vertical distance of the nozzle from the liquid level.