Non-Incineration Medical Waste Treatment Technologies: A

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Table of Contents

Preface . iii

Executive Summary ix

1. Introduction: Why Non-incineration Technologies . 1

2. Strategic Framework for Non-incineration Technologies: The Broader Context 3

Waste Minimization is Key 3

Why Segregation is Essential 4

Collection, Transport, and Storage 6

Waste Management and Contingency Plans 6

Occupational Safety and Health 7

Siting and Installation 7

Land Disposal 8

Evaluating and Selecting Non-incineration Technologies 9

3. Understanding the Waste Stream: A Necessary First Step 11

Categories of Medical Waste 11

Medical Waste Audit 15

Worker Training on Waste Classification 15

4. Non-incineration Technologies: General Categories and Processes . 17

Thermal Processes 17

Chemical Processes . 17

Irradiative Processes 17

Biological Processes . 18

Mechanical Processes . 18

Non-incineration Technologies by Categories 19

5. Low-Heat Thermal Technologies: Autoclaves, Microwaves, and Other Steam-Based Systems . 23



Autoclaves and Retorts 23

Other Steam-Based Technologies 29

Microwave Systems . 35

Dielectric Heating 38

6. Low-Heat Thermal Technologies: Dry Heat Systems41

High Velocity Heated Air 41

Dry Heating . 43

7. Medium- and High-Heat Thermal Technologies: Depolymerization, Pyrolysis, and Other Systems

. 47

Depolymerization 47

Pyrolysis-Oxidation 49

Plasma-Based Pyrolysis Systems . 52

Induction-Based Pyrolysis 57

Advanced Thermal Oxidation 57

Others . 58

8. Chemical-Based Technologies: Chlorine and Non-Chlorine Based Systems . 61

Chlorine-Based Systems . 62

Non-Chlorine Technologies 64

Other Systems . 67

9. Irradiation, Biological, and Other Technologies: E-Beam, Biological, and Sharps Treatment

Systems . 69

Irradiation Technologies . 69

Biological Systems 72

Small Sharps Treatment Units 72

10. Factors To Consider in Selecting an Non-incineration Technology . 75

11. Economics of Treatment Technologies: Comparing Treatment Options 85

Cost Items 85

Incinerator Upgrade Costs . 86

Hauling Costs . 88

Costs of Non-incineration Technologies 88

Options for Acquisition . 88

12. References and Recommended Readings . 93

Appendices

1. List of Alternative Technologies and Contact Information 95

2. State Regulations for Pathological Waste . 99

Index . . 103