an introduction to chemical hazard communication

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AN INTRODUCTION TO CHEMICAL HAZARD COMMUNICATION Slide 2 CHEMICALS IN THE WORKPLACE u ESTIMATED 575,000 EXISTING CHEMICAL PRODUCTS u HUNDREDS INTRODUCED EACH YEAR Slide 3 CHEMICALS IN THE WORKPLACE INFORMATION IS THE BEST DEFENSE AGAINST HAZARDOUS CHEMICAL EXPOSURES AND POTENTIALLY SERIOUS HEALTH EFFECTS Slide 4 OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATIONS HAZARD COMMUNICATION STANDARD HAZCOM 29 CFR 1910.1200 Slide 5 HAZCOM PROGRAM ELEMENTS 1. SCOPE AND APPLICATION 2. DEFINITIONS 3. HAZARD DETERMINATION 4. WRITTEN HAZARD COMMUNICATION PROGRAM 5. LABELS 6. MATERIAL SAFETY DATA SHEETS (MSDS) 7. EMPLOYEE INFORMATION AND TRAINING 8. TRADE SECRETS 9. APPENDICES Slide 6 HAZCOM PROGRAM ELEMENTS 1. SCOPE AND APPLICATION a. Who does the standard apply to? b. Relation to the Laboratory standard c. Labeling exemptions d. Exemptions from the standard e. State issues Slide 7 HAZCOM PROGRAM ELEMENTS 1. SCOPE AND APPLICATION d. Exemptions from the standard Hazardous waste Tobacco products Wood products Articles Food, drugs, cosmetics Consumer products Pesticides Sealed containers Slide 8 HAZCOM PROGRAM ELEMENTS 1. DEFINITIONS Article Chemical Combustible liquid/compressed gas/flammable liquid/flashpoint Health hazard Physical hazard Slide 9 HAZCOM PROGRAM ELEMENTS 1. DEFINITIONS Article A manufactured item 1. Formed to a specific shape or design 2. Which has end use functions dependent in whole/part upon its shape or design 3. Does not release - result in exposure Slide 10 HAZCOM PROGRAM ELEMENTS 3. HAZARD DETERMINATION a. Established procedure b. Appendix A and B c. Documentation Slide 11 HAZCOM PROGRAM ELEMENTS 4. WRITTEN HAZARD COMMUNICATION PROGRAM a. Employer to develop b. Elements Written Hazard determination Labeling Training Inventory MSDSs Non-routine tasks and contractors Slide 12 HAZCOM PROGRAM ELEMENTS 5. LABELS a. Manufacturer labeling requirement b. Employer labeling requirement c. Labeling exemptions Slide 13 HAZCOM PROGRAM ELEMENTS 6. MATERIAL SAFETY DATA SHEETS (MSDSS) a. Manufacturer requirements MSDS development Required information Blanks Mixtures with similar hazards Changes in information Provide to employers Distributor responsibility Slide 14 HAZCOM PROGRAM ELEMENTS 6. MATERIAL SAFETY DATA SHEETS (continued) a. Employer requirements Accessibility Retention Traveling Employees Missing/inadequate MSDSs Slide 15 HAZCOM PROGRAM ELEMENTS 7. EMPLOYEE INFORMATION AND TRAINING a. When providied? b. Specific versus general training c. Minimum topics Slide 16 HAZCOM PROGRAM ELEMENTS 8. TRADE SECRETS a. What is a trade secret? b. Who may request information? c. Denial of requests Slide 17 HAZCOM PROGRAM ELEMENTS 9. APPENDICES a. Health Hazard Definitions b. Hazard Determination c. Information Sources d. Definition of Trade Secret Slide 18 AN INTRODUCTION TO THE PRINCIPLES OF OCCUPATIONAL HEALTH Slide 19 HISTORICAL RECOGNITION OF OCCUPATIONAL HEALTH HAZARDS Slide 20 PERSONAL OBSERVATIONS GEORGIUS AGRICOLA OBSERVED IN GERMAN MINING OPERATIONS OF 1556 ... THE AIR..WEIGHS HEAVILY ON THE MINERS, CAUSING THEM TO BREATHE WITH DIFFICULTY, AND SOMETIMES THEY ARE EVEN SUFFOCATED... Slide 21 PERSONAL OBSERVATIONS BERNARDO RAMAZZINI OBSERVATIONS IN 1713 - PAINTERS, ... SEIZED FIRST WITH PALSY..SPASMS PAIN IN THE STOMACH.. (HE) WAS IN THE HABIT OF SQUEEZING THE COLOR FROM HIS BRUSH WITH HIS FINGERS.. AND.. SUCK(ING) IT. - POTTERS, ... PALSIED HANDS, CADAVEROUS FACE WITH THE COLOR OF LEAD... CARRIES NUMBNESS INTO THEIR BLOOD... AND CRUCIFIES THEIR HANDS.. Slide 22 PERSONAL OBSERVATIONS ALICE HAMILTON ILLINOIS DISEASE COMMISSION 1910 PROBLEMS OF ENAMEL PAINT OVER METAL BATHTUBS AND THE IMPORTANCE OF BREATHING LEAD-LADDEN AIR ... (WORKERS)... NO IDEA THAT THE HARMLESS LOOKING STUFF WAS POISONOUS... Slide 23 PERSONAL OBSERVATIONS ONCE WE RECOGNIZE THE PROBLEM, HOW BIG OF A PROBLEM IS IT, AND HOW DO WE EVALUATE IT ?? Slide 24 EVALUATING OCCUPATIONAL HEALTH RISKS AMOUNT AND TIME DOSE MAKES THE POISON - TABLE SALT EXAMPLE ADULTAMOUNTTIMEEFFECT SMALLLONGNONE LARGESHORTDEATH Slide 25 PERSONAL OBSERVATIONS THE FINAL QUESTION: WE RECOGNIZE IT AS A PROBLEM, WE KNOW THAT IT IS A SERIOUS PROBLEM, WHAT DO WE DO TO CONTROL THE PROBLEM??? Slide 26 THE HISTORICAL RESPONSE TO WORKPLACE HAZARDS u ENGLISH FACTORY ACTS 1833 PROVIDE COMPENSATION FOR ACCIDENTS u WORKER COMPENSATION LAWS IN U.S. START IN 1911 u U.S. PUBLIC HEALTH SERVICE INVESTIGATIONS, 1900S u FEDERAL EMPLOYEE HEALTH SERVICES, 1933 u MINING SAFETY ACT OF 1956 u COAL MINE SAFETY AND HEALTH ACT OF 1969 u OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION 1970 Slide 27 THE PRINCIPLES OF OCCUPATIONAL HEALTH ARE BASED UPON ANTICIPATING, RECOGNIZING, EVALUATING, CONTROLLING WORKPLACE HAZARDS Slide 28 CATEGORIES OF WORKPLACE HAZARDS PHYSICAL ERGONOMIC BIOLOGICAL CHEMICAL Slide 29 THE NATURE AND STATES OF CHEMICAL HAZARDS TYPE OF MATERIALUNITS OF MEASURE DustsMillions of Particles per cubic foot Mineral - Sand Organic - grainsMass per unit of air (Milligram/cubic meter of air - mg/m 3 ) Slide 30 THE NATURE AND STATES OF CHEMICAL HAZARDS TYPE OF MATERIALUNITS OF MEASURE MistsMass per unit of air Acid MistMilligram/cubic meter of air - mg/m 3 Slide 31 THE NATURE AND STATES OF CHEMICAL HAZARDS TYPE OF MATERIALUNITS OF MEASURE FumesMass per unit of air WeldingMilligram/cubic meter of air - mg/m 3 Slide 32 THE NATURE AND STATES OF CHEMICAL HAZARDS TYPE OF MATERIALUNITS OF MEASURE FibersMass per unit of air Cotton DustMilligram/cubic meter of air - mg/m 3 or AsbestosFibers per unit of air fibers/cubic centimeter of air - f/cc Slide 33 THE NATURE AND STATES OF CHEMICAL HAZARDS TYPE OF MATERIALUNITS OF MEASURE GasesParts per million parts of air - ppm Carbon Monoxideppm Slide 34 THE NATURE AND STATES OF CHEMICAL HAZARDS TYPE OF MATERIALUNITS OF MEASURE VaporsParts per million parts of air - ppm Solvent or mass per unit of air (milligrams/cubic meter of air - mg/m 3 ) Slide 35 CHEMICAL ACCESS ROUTES TO THE BODY u MOUTH/NOSE - BREATHE IT IN - RESPIRATORY TRACT u SKIN - TOUCH THE SKIN - ABSORPTION u MOUTH - EAT OR DRINK - GASTROINTESTINAL TRACT Slide 36 EVALUATING THE RISK OF CHEMICAL EXPOSURES u THRESHOLD LIMIT VALUES (TLVs) u PERMISSIBLE EXPOSURE LIMITS (PELs) Slide 37 EVALUATING THE RISK OF CHEMICAL EXPOSURES u THRESHOLD LIMIT VALUES (TLVs) OF THE AMERICAN CONFERENCE OF GOVERNMENTAL INDUSTRIAL HYGIENISTS A NON-MANDATORY PROFESSIONAL GUIDELINE FOR CHEMICAL EXPOSURES Slide 38 EVALUATING THE RISK OF CHEMICAL EXPOSURES THRESHOLD LIMIT VALUES (TLVs) CONCEPT AIRBORNE CONCENTRATION LIMITS OF SUBSTANCES UNDER WHICH NEARLY ALL WORKERS MAY BE REPEATLY EXPOSED WITHOUT ADVERSE EFFECT Slide 39 CONTROLLING THE RISK OF CHEMICAL EXPOSURES u PERMISSIBLE EXPOSURE LIMITS OF THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION SUBPART Z, 1910.1000 THE LAW Slide 40 CONTROLLING THE RISK OF CHEMICAL EXPOSURES u PERMISSIBLE EXPOSURE LIMITS - ELEMENTS & EXAMPLES TIME WEIGHTED AVERAGE LIMITS - TWA NORMAL 8 HOUR DAY SHORT TERM EXPOSURE LIMIT - STEL SHORT PERIOD OF TIME WITHOUT SUFFERING IRRITATION, CHRONIC/IRREVERSIBLE DAMAGE Slide 41 CONTROLLING THE RISK OF CHEMICAL EXPOSURES u PERMISSIBLE EXPOSURE LIMITS - ELEMENTS & EXAMPLES CEILING LIMITS A LIMIT THAT SHOULD NOT BE EXCEEDED SKIN NOTATION POTENTIAL EXPOSURE VIA SKIN ROUTE Slide 42 CONTROLLING THE SPECIAL RISK OF SELECT CHEMICAL EXPOSURES u HEALTH STANDARDS AND PERMISSIBLE EXPOSURE LIMITS OF THE OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION FOR SELECT CHEMICALS SUBPART Z, 1910.1001-1450 Slide 43 CONTROLLING THE SPECIAL RISK OF SELECT CHEMICAL EXPOSURES SUBPART Z, 1910.1001-1450 CHEMICAL MATERIALWORKPLACE EXPOSURES ARSENICBLOODBORNE PATHOGEN ASBESTOSCHEMICAL HYGIENE FOR CADMIUMLABORATORIES COTTON DUSTHAZARD COMMUNICATION FORMALDEHYDE LEAD BIS CHLOROMETHYL ETHER Slide 44 CONTROLLING THE SPECIAL RISK OF ASBESTOS - SUBPART Z, 1910.1001 u EXPOSURE ASSESSMENT PEL 0.1 FIBERS/cc u MONITORING INITIAL PERIODIC u REGULATED AREA AUTHORIZED PERSONNEL NO SMOKING, EATING, DRINKING, ETC. WARNING SIGNS, LABELS Slide 45 CONTROLLING THE SPECIAL RISK OF ASBESTOS - SUBPART Z, 1910.1001 u WORK PRACTICES WET METHODS u HOUSEKEEPING HEPA VACUUMING, NO COMPRESSED AIR PERIODIC u METHOD OF COMPLIANCE ENGINEERING AND WORK PRACTICES RESPIRATORS WRITTEN PROGRAM Slide 46 CONTROLLING THE SPECIAL RISK OF ASBESTOS - SUBPART Z, 1910.1001 u RESPIRATORY PROTECTION u PROTECTIVE CLOTHING u HYGIENE FACILITIES AND PRACTICES u INFORMATION AND TRAINING u MEDICAL SURVEILLANCE u RECORDKEEPING

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