Waste is a terrible thing to mind. Needles, greaseballs and blood: housekeepers can save lives.
D006797:Housekeeping, Hospital / Q000458:organization & administration*; D008506:Medical Waste; D012037:Refuse Disposal / Q000331:legislation & jurisprudence*; D012449:Safety; D014481:United States; D014484:United States Environmental Protection Agency; D014489:United States Occupational Safety and Health Administration; D014866:Waste Products