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A new Hazardous Waste Index.

J P Gupta1, B S Babu

  • 1Department of Chemical Engineering, Indian Institute of Technology, Kanpur, 208016, India. jpg@iitk.ac.in

Journal of Hazardous Materials
|May 20, 1999
PubMed
Summary

A new Hazardous Waste Index (HWI) was developed to measure key hazards like flammability and toxicity. This index provides a standardized method for assessing hazardous waste characteristics safely and effectively.

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Area of Science:

  • Environmental Science
  • Chemical Engineering
  • Waste Management

Background:

  • Managing hazardous waste requires understanding its properties for safe handling, treatment, and disposal.
  • Current methods for characterizing mixed hazardous wastes are often complex and specific to each waste stream.
  • Increasingly stringent regulations necessitate accurate and consistent methods for assessing waste hazards.

Purpose of the Study:

  • To propose a novel Hazardous Waste Index (HWI) for quantifying the risks associated with hazardous waste.
  • To provide a standardized metric for evaluating flammability, reactivity, toxicity, corrosivity, and pH of hazardous wastes.
  • To offer a flexible framework adaptable for radioactive or mixed waste characterization.

Main Methods:

  • Development of a quantitative Hazardous Waste Index (HWI).
  • Inclusion of key hazard parameters: flammability, reactivity, toxicity, corrosivity, and pH.
  • Demonstration of the HWI's application through two illustrative examples.

Main Results:

  • A new Hazardous Waste Index (HWI) has been successfully proposed.
  • The HWI effectively measures multiple hazardous characteristics of waste materials.
  • The index demonstrates potential for broader application, including specialized waste types.

Conclusions:

  • The proposed Hazardous Waste Index (HWI) offers a valuable tool for the safe management of hazardous wastes.
  • This index simplifies the assessment of complex waste mixtures, aiding regulatory compliance.
  • The HWI framework is adaptable, suggesting future utility for diverse hazardous waste scenarios.

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