Daily Inspection. Equipment Safety. We highly value the talents and capacity of WASH professionals as the core assets Every car wash operation should have a written, site specific safety program in place, which explains potential hazards and exposures to workers. Maintenance Training Manual (1).pdfMBDownload Water, Sanitation and Hygiene (WASH), delivering the highest quality, state of the art, and most comprehensive training, and technical assistance programmes to national governments, partners