FAQ-Sanitization & Decontamination

Frequently Asked Questions On Sanitization and Decontamination

  • Sanitization is the process of reducing the number of microorganisms on surfaces or objects to a safe level, minimizing the risk of infection.
  • Decontamination is the process of removing or neutralizing hazardous substances, including chemical, biological, or infectious contaminants, from surfaces, equipment, or environments.
  • Public health protection: Reduces the spread of diseases like COVID-19, cholera, Lassa fever, and other infectious diseases.
  • Workplace safety: Ensures safe environments in hospitals, schools, offices, and factories.
  • Environmental hygiene: Prevents contamination of food, water, and shared facilities.
  • Regulatory compliance: Aligns with guidelines from the Nigerian Centre for Disease Control (NCDC) and other health authorities.
  • Facility owners or managers in hospitals, schools, offices, and public spaces.
  • Professional sanitization and decontamination companies.
  • Government agencies during disease outbreaks or hazardous incidents.
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  • Routine cleaning: Daily in homes, offices, and schools.
  • High-risk areas: Hospitals, laboratories, and food processing facilities may require multiple cleanings daily.
  • Post-contamination: Immediate decontamination after exposure to infectious agents or hazardous substances.
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  • Cleaning and disinfecting high-touch surfaces (door handles, desks, switches, equipment).
  • Fogging or misting for large areas to kill viruses and bacteria.
  • Deep cleaning of floors, restrooms, kitchens, and shared spaces.
  • Disposal of waste and hazardous materials if necessary.
  • Optional UV sterilization for electronics and sensitive areas.
  • High foot traffic areas like offices, schools, shops, and restaurants.
  • Following exposure to infectious diseases or hazardous spills.
  • If you want to maintain compliance with health regulations or boost client and staff confidence.
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  • Professional companies use approved disinfectants and follow health and safety guidelines.
  • PPE is worn by all staff to prevent contamination.
  • Areas are usually safe to enter shortly after treatment, depending on chemicals used.
  • Routine cleaning: Daily for desks, door handles, and shared spaces.
  • Deep cleaning or decontamination: Weekly or monthly for offices and commercial spaces.
  • Post-incident cleaning: Immediately after a suspected contamination, spill, or infection case.
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  • Small offices or shops: 1–3 hours.
  • Large offices, schools, or factories: Half a day to a full day.
  • Fogging or UV sterilization may require additional time for ventilation before re-entry.
  • Some services can perform off-peak cleaning for minimal disruption.
  • For fogging or chemical-intensive processes, it’s usually safer to schedule after hours or on weekends.
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  • Reputable providers issue sanitization/decontamination certificates for compliance and record-keeping.
  • Certificates may include date of service, chemicals used, and treated areas—useful for regulatory inspections or client assurance.
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