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WHMIS
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Purpose of WHMIS Workplace Hazardous Materials Information System Provides Information on Hazardous Materials used in Workplace Facilitates the Process of Hazard Identification Ensures Consistency of Information in all Canadian Workplaces
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Federal Legislation:
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Ontario Legislation:
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Responsibilities Under WHMIS Duties of the Supplier – –Classify Product – –Apply Supplier Label – –Provide Material Safety Data Sheet
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Responsibilities Under WHMIS Duties of the Employer – –Conduct Workplace Inventory – –Ensure Proper Labeling is Used – –Label Piping Systems/Vessels/Reactors – –Maintain and Make Available MSDS’s – –Train Workers
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Responsibilities Under WHMIS Duties of a Worker – –Participate in Training – –Apply Knowledge and Training
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Exclusions Under WHMIS The Explosives Act The Food and Drug Act The Pest Control Product’s Act The Atomic Energy Control Act Hazardous Wastes Consumer Products/Tobacco/Manufactured Articles
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“Right to Know” Worker’s have Access to Information through their Employer Public has Access to Information through Local Medical Officer of Health
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Trade Secret Protection Hazardous Materials Information Review Commission Tripartite
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Trade Secret Protection Criteria – –Information Known Outside Business – –Information Known Inside Business – –Measures Taken to Guard Secrecy – –Value of Information to Firm or Competition – –Financial Expenditures
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Information Delivery Labels – –Supplier Label – –Workplace Label Material Safety Data Sheets (MSDS) Worker Education
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WHMIS Hazard Classifications
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Class A Compressed Gas – –Any Hazardous Material that is contained under pressure including compressed gas, dissolved gas, or liquefied gas
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Compressed Gas Cylinders store and transport with safety cap comply with storage restrictions DO NOT store fuel gas with oxygen secure in an upright position use in a well ventilated area use the proper type of regulator and know its history
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Class B Flammable and Combustible Material – –Flammable Gases – –Flammable and Combustible Liquids – –Flammable Solids – –Flammable Aerosols – –Reactive Flammable Material
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Flammable Materials Methanol, Toluene, Butane, Ethanol Store liquids in Flammable Storage Cabinet Store minimum quantities in lab Explosion-proof fixtures required Decant in large quantities in fume hood NEVER store with oxidizers Keep away from heat, ignition sources, and direct sunlight Use static lines when transferring Refrigerator must meet NFPA Standard 56C ( Flammable Material Storage Units)
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Class C Oxidizing Material – –Any Hazardous Material which causes or contributes to the combustion of another material by giving oxygen or some other oxidizing substance, whether or not it is combustible. – –Organic Peroxides
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Oxidizers Chlorates, Nitric Acid, Peroxides, Permanganates, Perchlorates, Nitrites, Nitrates Easily oxidize metal powders, organic materials Keep minimum quantities in lab Segregate from other materials, such as organic solvents Use a glass-heating mantle or sand bath to heat material PPE and/or Explosion barriers may be require
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Perchloric Acid Perchlorate salts are explosive Use a perchloric acid fume hood Wash down fume hood after use Never store with organic chemicals especially alcohols and glycerol Store in a ceramic tray
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Organic Peroxides Some are very unstable Sensitive to heat, friction, impact, sparks, light Use minimum quantities in lab NEVER replace unused peroxides into original container NEVER use a metal spatula to handle peroxides Refrigerate to minimize decomposition
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Peroxide Formers Have caused several severe laboratory explosions Contributing Factors: Oxygen, Light, Storage Time Visual Identifiers: Crystals, Floating wisp- like structures Date and Dispose of within 1 year
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Common Chemicals forming Peroxides Diethyl ether Tetrahydrofuran Dioxane Methyl isobutyl ketone
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Class D1 Poisonous & Infectious Materials – –Material causing immediate and serious toxic effects – –Materials which are potentially fatal or may cause permanent damage if inhaled, swallowed, or absorbed through the skin, or may burn the skin or eyes upon contact
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Class D2 Poisonous & Infectious Materials – –Material causing other chronic or long term effects – –Material which may cause dealth or permanent damage as a result of repeated exposure over an extended period of time; may be an irritant to the skin, eyes, or respiratory system; may cause cancer, birth defects, or sterility.
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Class D3 Poisonous & Infectious Materials – –Biohazardous and Infectious Materials – –Materials which may cause disease in humans and animals, such as viruses, bacteria, and fungi; may also include cultures and diagnostic specimens such as blood, urine, and body tissue.
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Class E Corrosive Material – –Material which may corrode aluminum and steel or human flesh – –Material which are anhydrous corrosive gases
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Inorganic Acids Sulfuric Acid, Nitric Acid, Perchloric Acid, Hydrochloric Acid Segregate from bases and organic compounds Store in a ventilated acid cabinet Know the location of eye washes and safety showers Use a safety carriers Store on lower shelves
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Bases Sodium hydroxide, Ammonium hydroxide Segregate from acids and organic compounds Store in a ventilated cabinet Know the location of eye washes and safety showers Use a safety carrier Store on lower shelves
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Hydrogen fluoride Is extremely corrosive Dissolves glass Absence of immediate pain, penetration can be extensive, leading to serious injury or death Causes severe eye irritation and skin burns
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Class F Dangerously Reactive Material – –Materials which undergo vigorous polymerization, decomposition, or condensation – –Materials which become self-reactive under conditions of shock, or increased temperature or pressure – –Materials which react vigorously with water to produce a very toxic gas
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Ethylene Oxide Used as a Sterilant at hospital Extremely flammable Supplies its own oxygen/Chemically decomposes Highly Reactive Very Corrosive Human Carcinogen
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Water Reactive Materials Sodium metal, acid and metal anhydrides, calcium, phosphorous pentachloride, aluminum chloride- anhydrous Special storage requirements Sodium metal, acid and metal anhydrides, calcium, phosphorous pentachloride, aluminum chloride- anhydrous Special storage requirements
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Pyrophoric Materials Air reactive White phosphorus, diborane, diethyl aluminum chloride, lithium Store under an inert atmosphere such as nitrogen Air reactive White phosphorus, diborane, diethyl aluminum chloride, lithium Store under an inert atmosphere such as nitrogen
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Cryogenic Materials Liquid Nitrogen Never use to cool substances which are combustible in air - explosion risk from condensation of oxygen from air Use insulated gloves and face shield Keep cryogenic substances in containers which are not tightly closed to prevent explosive pressure build- up Use only equipment designed for cryogenic materials Liquid Nitrogen Never use to cool substances which are combustible in air - explosion risk from condensation of oxygen from air Use insulated gloves and face shield Keep cryogenic substances in containers which are not tightly closed to prevent explosive pressure build- up Use only equipment designed for cryogenic materials
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General Dry Chemicals Relatively innocuous or unreactiveRelatively innocuous or unreactive No special storage requirementsNo special storage requirements Relatively innocuous or unreactiveRelatively innocuous or unreactive No special storage requirementsNo special storage requirements
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Chemical Compatibility Never store incompatible materials togetherNever store incompatible materials together Vapours will reactVapours will react Chemical Compatibility ChartChemical Compatibility Chart
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WHMIS Labels
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Supplier Label Product Identifier Hazard Symbols Border Bilingual Risk Phrases and Precautions First Aid, Supplier Information Precautions Safe Handling Precautions Reference to MSDS
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Laboratory Labels No Supplier Label Required: – –If Controlled Product originates from lab supply house intended solely for lab use package quantity is less than 10 kgs – –If Package Label contains product identifier statement indicating MSDS available risk phrases/precautionary measures first aid measures
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Laboratory Samples No Supplier Label Required: – –If the Controlled Product container is less than 10 kgs intended for lab analysis – –If supplier provides a label containing product and/or chemical identifier supplier identifier statement “Hazardous Laboratory Sample for hazard information or in an emergency call” plus emergency phone number
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Workplace Label Product Identifier Safe Handling Precautions Reference to MSDS
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Workplace Label Uses Transfer of material from a Supplier Labelled container to another container Replacement of a damaged Supplier Label
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NFPA Hazard Classifications
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Laboratory Samples No Supplier or Workplace Label Required – –If controlled product is: produced in workplace originates from lab supply house intended solely for lab use product and/or chemical identifier “Hazardous Laboratory Sample” statement which includes an emergency phone number
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MSDS Contents Hazardous Ingredients Preparation Information Fire & Explosion Hazard Toxicological Properties First Aid Measures Product Information Physical Data Reactivity Data Preventative Measures
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Hazardous Ingredients Chemical Identity CAS Number LD 50 Species and Route LC 50 Species and Route Concentration PIN Number
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Product Information Product Identifier Manufacturer’s/Supplier’s Name and Address Emergency Telephone Number Product Use
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Preparation Information Prepared by (Group, Department, etc.) Phone Number Date of Preparation
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Physical Data Odor Threshold Vapor Pressure Coefficient of Water/Oil Distribution Boiling Point ( o C) and Freezing Point ( o C) Evaporation Rate (Butyl Acetate=1) Physical State Odor & Appearance Specific Gravity (Water=1) Vapor Density (Air=1) pH Percent Volatile (by volume)
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Fire & Explosion Hazard Conditions of Flammability Means of Extinction Sensitivity to Mechanical Impact Sensitivity to Static Discharge Flashpoint ( o C) and Method Upper and Lower Flammable Limits (%) Auto ignition Temperature ( o C) Hazardous Combustion Products
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Class A Fires Are fires fueled by materials that, when they burn, leave a residue in the form of ash Paper, wood, cloth, rubber, and certain plastics Extinguisher type: Water, Dry Chemical
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Class B Fires Fires which involve flammable liquids and gases Gasoline, paint thinner, grease, propane, acetylene Extinguisher type: Carbon Dioxide, Dry Chemical
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Class C Fires Fires that involve energized electrical wiring or equipment (motors, computers, electrical panels). Note once the power has been cut, a Class CF fire becomes one of the other classes Extinguisher type: Carbon Dioxide, Dry Chemical
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Class D Fires Class D fires involve exotic metals, such as magnesium, sodium, titanium, and certain organometallic compounds such as alkyllithium and Grignard reagents
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Reactivity Data Stability Incompatible Materials Conditions of Reactivity Hazardous Decomposition Products
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Toxicological Properties Irritancy to Product Effects of Acute Exposure Evidence of Carcinogenicity, Reproductive Toxicity, Teratogenicity or Mutagenicity Routes of Entry Exposure Limits Synergistic Products Sensitivity to Product Effects of Chronic Exposure
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Preventative Measures Personal Protective Equipment Engineering Controls Spill and Leak Procedures Waste Disposal Handling Procedures and Equipment Storage Requirements Special Shipping Information
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When a Spill Strikes 1) Assess the risk – –Minor Spill, handled by personnel within lab or department – –Major Spill, isolate area, Declare a Code Brown, HAZMAT Team required – –Provide HAZMAT Team with MSDS for spilled material, quantity spilled
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When a Spill Strikes 2) Select personal protective equipment – –consult MSDS and other literature sources 3) Confine the spill – –Speed Counts – –Limit the spill area by blocking, diverting, or confining spill – –Use absorbents, tiger tails, drain plugs, dikes
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When a Spill Strikes 4) Stop the Source 5) Evaluate the Incident & Implement Clean-up – –Used absorbents should be considered hazardous waste
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When a Spill Strikes 6) Decontaminate – –Decontaminate site, personnel, & equipment by removing or neutralizing the hazardous materials 7) Complete Incident Report
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First Aid Measures Inhalation Eye Contact Ingestion Skin Contact
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Additional Information MSDS’s Must be Readily Available 3 Year Expiry Date New Information becomes Available
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MSDS Standardization International Organization for Standardization (ISO) American National Standards Institute (ANSI) International Labor Organization (ILO) European Union (EU)
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Canadian Acceptance Conditions Meets CPR Information Requirements Includes Statement: “ This product has been classified according to the hazard criteria of the CPR and the MSDS contains all the information required by the CPR”.
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WHMIS II Proposed Modifications and/or Changes to Current WHMIS laws Exempt categories may be required to follow labeling and MSDS requirements, such as Consumer Products, Explosives, and Pest Control Products No official changes to WHMIS laws have occurred
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Worker Education Generic Site Specific Annual Review
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Occupational Hygiene
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Routes of Entry InhalationInhalation Skin AbsorptionSkin Absorption InjectionInjection IngestionIngestion
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Physical Forms DustDust MistMist FumeFume VaporVapor GasGas
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Action of Toxins Acute Effects Chronic Effects Latency Period of Disease Sensitizers
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Dose-Response Relationship Effect is Directly Related to Dose No Effect Level
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Basis for Exposure Standards Chemical Analogy Animal Experimentation Human Epidemiological Data
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Occupational Exposure Standards Guidelines ACGIH, Occupational Health and Safety Act Threshold Limit Value (TLV) Short-term Exposure Limit (STEL) Ceiling
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Methods of Control Engineering Controls Administrative Controls Personal Protective Equipment
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Engineering Controls Elimination Substitution Local Exhaust Ventilation General Ventilation Isolation Preventative Maintenance
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Personal Protective Equipment Respirators, Gloves, Eye Protection, etc. The Human Factor Training Essential
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Emergency Planning Moral Reasons - Good Corporate Citizen Legal Reasons - Legislation/Court Action Economic Reasons - $$$$$$$$
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Objectives Prevent Death & Injury Reduce Damage to Plant and Equipment Get Back to Business ASAP
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Emergency Planning Analysis Procedures Evacuation Plan First Aid Treatment Exercises and Drills
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Inventory Annual Update and Review Required Feb 1st Compliance Date
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Duties and Responsibilities Departmental Supervisor and/or Manager – –Responsible for WHMIS System within Department – –Provide Departmental WHMIS Trainer – –Facilitate Training – –Ensure Departmental Trainer fulfils their duties
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Duties and Responsibilities Departmental WHMIS Trainer – –Departmental Inventory – –Departmental WHMIS Training – –Training Records – –Ensure proper labeling is used – –Maintain Departmental WHMIS Manual
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Duties and Responsibilities Campus Safety Officer – –Riverside/Civic Campuses: Murray Hyatt, 798-5555 x3336 – –General Campus: Paul A. Cyr, 737-8415 – –WHMIS Train-the-Trainer – –WHMIS Manual
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Duties and Responsibilities WHMIS Clerk, Civic Campus – –Jeff Watkin, ext. 3955 – –Material Safety Data Sheets – –Hospital WHMIS Inventory
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Duties and Responsibilities JHSC – –Annual Review of WHMIS System
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