When lubricants used in an adjacent machine tool area formed an oily mist on the vinyl ceiling panels, the grime could be removed by simple washing. Diffused light improves visibility for quality control and other critical visual tasks. The strip lights in the above-ceiling cavity were widely spaces, resulting in the variation of brightness seen in the photos. Nonetheless, the light is even enough to provide sufficient uniformity throughout the space. The lightweight suspended ceiling also helps reduce noise in the shop.