During a recent clean of a customers’ data centre, we encountered hidden dust. The ceiling and walls of the data centre are plastic composite, on wiping with our tack wipe system, we found a red dust was present (see picture). Interestingly this dusty was not visible on the ceiling, and walls prior to wiping.” Obviously, the dust was held on the plastic by either VanDeWalls force; or static electricity” Stephen Yates Director. ” This shows that attention to detail, is very important when cleaning Data Centres” Stephen Yates.