Special waste is a waste that categorized other than Municipal Solid Waste and waste that can be accepted and disposed at sanitary landfill approved by Department of Environment (DOE). Its requires special handling, trained people, and/or special disposal methods and also because of its quantity, concentration, or physical, chemical, or biological characteristics.
Examples of special waste include:
Non-hazardous industrial waste;
Municipal and domestic water and wastewater treatment plant sludges;
Septic tank pumpings;
Grease and grit trap wastes;
Contaminated foods, or contaminated beverages (other than those contained in normal household waste);
Rejected and expired food products;
Other wastes that approved by DOE (for example, incinerator ash, sludges, asbestos).
Categories of Special Waste
All types of wastes that are not categorized as scheduled waste and other than municipal solid waste.
The waste has classified based on the following consideration:
The waste has been widely used as raw material to produce product that is safe to be used;
The waste does not exhibit significant toxic characteristics;
The waste is not classified as hazardous waste at international level.
Scheduled waste is defined as any waste falling within the categories of waste listed in the First Scheduled of the Environmental Quality (Scheduled Wastes) Regulations 2005, Environmental Quality Act 1974.
There are 77 categories of scheduled wastes listed that divided in five parts:
Group 1: SW1 – Scheduled wastes from metal and metal – bearing wastes. (10 categories)
Group 2: SW2 – Scheduled wastes from the wastes containing principally inorganic constituents which may contain metals and inorganic materials. (7 categories)
Group 3: SW3 – Scheduled wastes from wastes containing principally organic constituents which may contain metals and inorganic materials. (27 categories)
Group 4: SW4 – Scheduled wastes from wastes which may contain either inorganic or organic constituents. (32 categories)
Group 5: SW5 – Scheduled wastes from other wastes. (1 category)
It is the responsibility of a generator of a waste to classify the waste and determine proper treatment and/or disposal methods. A generator may use process knowledge and/or analytical testing to classify a waste and waste generator know more about how a waste is produced.
If the waste falls under scheduled waste, the acceptance of the waste is subject to the approval from DOE under special management of scheduled waste.
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