What Types of Waste can be Incinerated? 

Waste management is a major challenge facing communities worldwide. As populations continue to grow and consumption patterns change, finding sustainable ways to manage waste has become increasingly important. One technique that has gained popularity in recent years is incineration, a process that involves the burning of waste materials at high temperatures inside an Incinerator. 

While incineration has both benefits and drawbacks, it is considered a viable waste management technique in many parts of the world. Below, we will explore the different types of waste that can be incinerated, the benefits of incineration, and some of the factors that should be considered when deciding whether to use incineration as a waste management strategy. 

Incineration is a versatile method of waste disposal. It is a method of disposal for almost any type of waste, but most importantly, it is capable of neutralizing both harmful and hazardous materials. It should be noted however, that the neutralization of hazardous material does require scrubbing and filtration. Along with this, there are some materials that cannot be incinerated. The items that can be incinerated are: 

  • Municipal solid waste (MSW):
    • MSW includes items such as paper, plastic, food waste, and other household items. 
  • Industrial waste:
    • This includes waste generated by industries such as manufacturing, construction, and chemical production. 
  • Medical waste:
    • This includes items such as used syringes, bandages, and other medical items that may contain infectious materials. This can consist of woods, papers, cloth, polymers such as plastics and rubbers, or any other general waste that would be generated in an industrial process.
  • Hazardous waste:
    • This includes waste that is toxic, flammable, or corrosive and requires special handling to prevent harm to people and the environment. 
  • Electronic waste:
    • This includes items such as batteries, computers, cell phones, and other electronic devices that contain hazardous materials such as lead and mercury.
  • Organic waste:
    • This includes items such as food waste, yard waste, and agricultural waste. 
  • Animal waste:
    • This includes waste generated by livestock, pets, and other animals. 
  • Paper and cardboard:
    • These materials are commonly incinerated to reduce their volume and convert them into energy. 
  • Plastics:
    • Various types of plastics, including those that are non-recyclable, can be incinerated. 

Incinerating waste can offer several benefits, particularly when it comes to reducing the volume of waste and producing energy. Incineration reduces the volume of waste by up to 95%, which means that less space is required for landfill sites. This can be particularly beneficial in areas with limited land availability. The remaining 5% of solids consists of ash that has been completely neutralized due to the high temperatures of incineration. 

Additionally, incineration can produce energy in the form of heat, which can be used in industrial processes. This reduces reliance on fossil fuels and can help to reduce greenhouse gas emissions. 

Author: Devon Shepherd
Mechanical Engineer @ Macrotec