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738 Workplace Hygiene and Illness Prevention Program Management
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Housekeeping

When cleaning and disinfecting, focus on surfaces that frequently contact people's bare skin like desks, chairs, benches, faucets, light switches and remote controls. Also, make sure to clean any surfaces that could encounter uncovered wounds or cuts.

worker cleaning surface with spray bottle
When cleaning and disinfecting, focus on surfaces that frequently contact people's bare skin.

Here are some other important things to know when cleaning and disinfecting surfaces throughout your work area:

  • Wear disposable gloves when cleaning and disinfecting surfaces. Gloves should be discarded after each cleaning. If reusable gloves are used, those gloves should be dedicated for cleaning and disinfection of surfaces germs and should not be used for other purposes. Clean hands immediately after gloves are removed.
  • If surfaces are dirty, they should be cleaned using a detergent or soap and water prior to disinfection.
  • For disinfection, you can use:
    • most common EPA-registered household disinfectants should be effective
    • alcohol solutions with at least 70% alcohol
    • a bleach solution by mixing:
      • 5 tablespoons (1/3rd cup) bleach per gallon of water; or
      • 4 teaspoons bleach per quart of water

Important note: Do not mix bleach with other chemicals, such as alcohol or vinegar. The resulting chemical reaction could release toxic gases that are harmful to people.

  • For soft (porous) surfaces such as carpeted floor, rugs, and drapes, remove visible contamination if present and clean with appropriate cleaners indicated for use on these surfaces.

Knowledge Check Choose the best answer for the question.

1-3. When disinfecting, alcohol solutions with at least _____ alcohol should be effective.