1.  Hazardous Waste Disposal Environmental Health and Safety Office

2. Hazardous Waste Program  U of M Specific  Free of charge  “Cradle to grave” approach  Generation  Collection  Disposal  Laboratory packing 2

3. What Constitutes as Waste?  Chemicals  Solvents (non-halo organic, halo organic)  Solid reagents (organic, inorganic)  Solutions (organic, inorganic, acids, bases)  Oil (pump, oil baths)  Mercury  Contaminated materials  Spill clean-up waste  Pipette tips 3

4. Organizing Lab Waste  Original packaging  Like goes with like  Halo, non-halo, aqueous etc.  Inorganic, organic  Packaging  Containers  Size, durability, seal  Hazardous waste disposal label 4 Hazardous waste disposal label

5. Storing Lab Waste  Properly labeled  Unconsumed chemicals  Appropriate cabinet  Ventilation  Non-storage areas  Fumehoods  Bench top  Floor 5

6. Potentially Unstable Chemicals  Dried picric acid  Shock and friction  Peroxides  Concentration  Ethyl ether, dioxane, THF, isopropyl ether, vinylidene chloride, cyclohexene  Exothermic polymerization  Styrene, acrylic acid, acrylonitrile, butadiene, methyl methacrylate, vinyl chloride 6

7. Unknown Chemicals  Lab reagents  Missing label  Transferred from stock bottle  Reaction by-products  Reagent information  Reaction conditions  Approximate contents 7 Molecular characterization Inorganic vs. organic

8. Disposal Form 8 Waste generator Location for pick-up Everything in the container No generic names No abbreviations Chemical specific Size of container not quantity of waste Connects directly to e-mail

9. Questions  Website  http://umanitoba.ca/admin/vp_admin/risk_management/ehso/ http://umanitoba.ca/admin/vp_admin/risk_management/ehso/  Hazardous Waste Management  Phone  204-474-6633  E-mail  hazwaste@umanitoba.ca 9