Customer Presentation Template

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November 7, 2009 - Clean Harbors Company
Confidential
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CleanPack Services Presentation forUniversity
of New Mexico

• Teaching and ResearchChemical Use, Storage and
  Disposal

August 13, 2008
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Meeting Objectives

• Introduction to Clean Harbors
• Chemical Segregation
• Chemical Storage
• Disposal
• Questions

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Who is Clean Harbors?

• Founded in 1980
• Publicly Traded Corporation (NASDAQ CLHB)
• Over 947 Million USD in Revenue in 2007
• North Americas Largest Hazardous Waste Disposal
  Company
• Leading Provider of Comprehensive Environmental
  Services

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Company Profile

• More than 45,000 customers including 325 of the
  Fortune 500
• Over 5,000 employees in over 100 service
  locations in US, Canada, Mexico and Puerto Rico
• 51 waste management facilities
• Offers a broad range of environmental services
• Technical Services Transportation Disposal,
  CleanPack
• Site Services Field Services, Industrial
  Services
• Improvements in operating and financial
  performance through investment in technology and
  asset optimization
• Strong financial position rising sales and
  earnings, declining debt

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Clean Harbors Business Units Service Lines
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Comprehensive Services
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CleanPack

• Collection, Treatment and Disposal of Laboratory
  Chemicals
• Laboratory Chemical Packing
• Household Hazardous Waste Collection
• Reactive Material Handling Services
• CustomPack Services
• Laboratory Moving Services
• Facility Closures
• Onsite Program Management

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Collection, Treatment and Disposal of Laboratory
Chemicals

• Waste is collected and transported by Clean
  Harbors own transportation fleet
• Virtually all waste is managed internally at
  company owned facilities
• We strive to recycle or recover the the waste we
  manage
• Our ability to internally manage virtually all
  your waste eliminates
• The need for third party disposal outlets
• Minimizes your liability
• Makes managing your waste more efficient and with
  lower risk

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Laboratory Chemical Packing

• Highly trained CleanPack Chemists
• Categorize and package any quantity of materials
  5 gallons or less, including,
• Laboratory chemicals
• Batteries
• Aerosols
• Beakers
• Vials
• Spill cleanup material
• We handle unknown materials
• Unknown identification process, costing, packaging

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Chemical Segregation and Storage

• Chemicals should be segregated by hazard class.
• Store flammable solvents in a flammable storage
  cabinet.
• Keep oxidizers away from organic materials.
• Keep acids away from bases.
• Keep cyanides and sulfides away from acids.

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Transportation Disposal Asset Infrastructure

• 5 Incineration Facilities (7 Incinerators)
• Greatest commercial hazardous waste incineration
  capacity in North America
• Thermal treatment of liquid and solid hazardous
  wastes
• 9 Landfills
• Hazardous and non-hazardous waste disposal
  capabilities
• More than 19 million cubic yards of remaining
  capacity
• 7 Wastewater Treatment Operations
• Treatment of hazardous and non-hazardous wastes
  received in liquid and sludge form
• 20 Treatment Storage Disposal Facilities (TSDF)
• Provides broad coverage across North America
• 5 PCB Management Facilities
• Recycling and disposal
• 2 Oil Used Oil Products Recycling Facilities

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Reactive Material Handling Services

• Provide on-site remediation and stabilization
  services for potentially unstable, shock
  sensitive, or explosive materials
• Peroxide forming and temperature sensitive
  Compounds
• Organic peroxides, Azides
• Shock sensitive and multi-nitrated compounds
• Utilize state-of -the-art personal protective,
  project, and safety equipment
• Remote container handling and accessing
• Stabilization techniques
• Packaging and disposal

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Cylinder Management

• Cylinders containing highly reactive materials
  including pyrophoric, toxic, oxidizing, and
  flammable gases
• Wide range of cylinder and material types
  handled, including damaged cylinders
• We utilize specialized equipment and processes
• Simple Neutralization Hydrolysis
• Bulking Transferring
• Controlled Venting
• Unknown Sampling Identification
• In-house incineration, wastewater treatment and
  recycling

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What Makes Us Unique

• Multiple In-house Treatment Capabilities
• 48 Treatment, Storage Disposal Facilities
  (TDSF)
• Greatest incineration capacity in industry
• Leading wastewater treatment company in country
• Service Locations Throughout United States,
  Canada, Mexico and Puerto Rico
• Leveraging Technology to Enhance the Process
• Full-Service Environmental Service Provider
• Ability to Satisfy a Diverse Range of Customer
  Needs
• Focused Strategy Committed To Hazardous Waste and
  Related Services

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Vision for Clean Harbors

• To be recognized as the premier provider of
  environmental services and solutions

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Wrap Up

• Questions