Overview of Waste Management

Overview of Waste Management, Total waste generated by hospitals, healthcare establishments, and research facilities, treatment, immunization, and associated research.

Healthcare waste characterization:

Healthcare waste non-risk waste (75-90%)
risk waste (10-25%)

Treatment Technologies:

  • Chemical disinfection is used for treating liquid waste.
  • Thermal disinfection is used for treating solid waste.

Sterilization:

Steam: Sterilization autoactivates used to disinfect waste.

Microwave: Irradiation is used to radiate energy to heat moisture within the waste. 

Types of Waste

  1. Municipal Solid Waste (MSW): Commonly known as trash or garbage, it includes household waste, commercial waste, and some industrial waste.
  2. Hazardous Waste: Waste that poses substantial or potential threats to public health or the environment, such as chemicals, batteries, and electronic waste.
  3. Industrial Waste: Generated by manufacturing processes, it includes scrap materials, chemicals, and excess raw materials.
  4. Biomedical Waste: Produced by healthcare facilities, it includes items like syringes, bandages, and surgical instruments.
  5. Agricultural Waste: Waste generated from farming activities, including manure, crop residues, and pesticides.

Waste Management Processes

  1. Collection: The gathering of waste from residential, commercial, and industrial sources.
  2. Transportation: Moving collected waste to a processing or disposal site.
  3. Treatment: Methods to reduce the volume and toxicity of waste, such as incineration, recycling, and composting.
  4. Disposal: The final handling of waste, often involving landfilling or incineration.
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4 thoughts on “Overview of Waste Management”
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