LABORATORY STANDARD 29 CFR 1910.1450 OVERVIEW zAPPLIES TO ALL EMPLOYEES ENGAGED IN THE USE OF...
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Transcript of LABORATORY STANDARD 29 CFR 1910.1450 OVERVIEW zAPPLIES TO ALL EMPLOYEES ENGAGED IN THE USE OF...
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LABORATORY STANDARD 29 CFR 1910.1450 OVERVIEW
APPLIES TO ALL EMPLOYEES ENGAGED IN THE USE OF HAZARDOUS CHEMICALS IN A LABORATORY
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LABORATORY STANDARD OVERVIEW
Chemical Hygiene Plan Hazard Communication Training MSDS Sheets Chemical Storage and Labeling Emergency Procedures Personal Protective Equipment Employee Training Laboratory Safety
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Chemical Hygiene Plan
Prepare written planAssign Chemical Hygiene Officer (CHO)Establish Chemical Hygiene CommitteeHold regular safety meetingsEstablish procedures to ensure a safe
working environment
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Hazard Communication
OSHA created the hazard communication standard (1910.1200) to ensure the safety of the employee when working with hazardous chemicals.
This allows the employee to be informed about the chemicals they work with and how to safely use them
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Health Hazards
Carcinogens Cancer causing agents Example- Gasoline
Corrosives Causes visible destruction or irreversible alterations
in living tissue Example- Toilet Bowl Cleaners
Toxic A chemical that has a lethal dose of 50 milligrams Example- Mercury
Irritants Causes a reversible inflammatory effect on living
tissue Example- Bleach
Sensitizer Allergic reactions occur from repeated exposure Example - New Carpet Odor
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Physical Hazards
Flammable/Combustible Liquids Have low melting, boiling, and ignition temperatures Example- Paints and Thinners
Compressed Gasses Gases stored under an elevated pressure Example- Carbon Dioxide
Flammable Solid Causes fire through friction, absorption, and burns
vigorously Example- Sodium
Water Reactive A chemical that reacts with water to release a gas that is
hazardous Example- Potassium
Oxidizer A chemical that initiates or promotes combustion of other
materials through the release of oxygen Example- Ammonium Nitrate
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Routes of Entry
INHALATION HAZARDSMISTS, FUMES, FIBERS, SMOKE, DUSTUSE VENTILATION / RESPIRATORY PROTECTION
SKIN ABSORPTION HAZARDSCHEMICALS LIKE GASOLINE, SOLVENTS, THINNERSWEAR PPE – GLOVES, SLEEVES, APRON, FACE SHIELD
INGESTION HAZARDSCHEMICALS TRANSFERRED TO FOOD OR DRINKWASH HANDS, NEVER HAVE FOOD OR DRINK IN
AREAS WITH CHEMICALS
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TYPES OF FIRES
A NORMAL TRASH, PAPER,
WOOD
B FLAMMABLE LIQUIDS
C ELECTRICAL
D METAL
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TYPES OF FIRE EXTINGUISHERS
WATER
CO2
DRY CHEMICAL
FOAM
DRY POWDER
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Requirements for Fire Extinguishers
Annual check-up and recharge
Monthly visual inspection initial tag
Properly mounted (secured) handle between 3’ 6” and
5’ from ground
Location Identified e.g. Signage, color coded.
etc.
Extinguisher Identified type - letter, symbol or
both
Easily accessible, unobstructed
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Material Safety Data Sheets
Section I - Material Identification Section II - Hazardous Ingredients/Identity Section III - Physical/Chemicals Characteristics Section IV - Fire and Explosion Hazard Data Section V - Reactivity Data Section VI - Health Hazard Data Section VII - Precaution for Safe Handling and
Use Section VIII - Control Measures
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MATERIAL LABELING
ALL CONTAINERS OF HAZARDOUS CHEMICALS MUST HAVE
PRODUCT OR MATERIAL NAME
HAZARDS OF PRODUCT OR MATERIAL
MANUFACTURER ( IF POSSIBLE )
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LABELING SYSTEMS
NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)
HEALTH 0-4BLUE
FIRE 0-4RED
REACTIVITY 0-4YELLOW
SPECIFIC HAZARDWHITE
4 = Extreme3 = Serious2 = Moderate1 = Slight0 = Minimal
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LABELING SYSTEMS
HAZARDOUS MATERIAL IDENTIFICATION SYSTEM (HMIS)
HEALTH 0-4 BLUE
FIRE 0-4 RED
REACTIVITY 0-4 YELLOW
PROTECTIVE EQUIPMENT A-K, X WHITE
4 = Extreme3 = Serious2 = Moderate1 = Slight0 = Minimal
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HMIS PPE LABELING SYSTEM
A) SAFETY GLASSES B) SAFETY GLASSES,
GLOVES C) SAFETY GLASSES,
GLOVES, APRON D) FACE SHIELD,
GLOVES, APRON E) SAFETY GLASSES,
GLOVES, DUST RESPIRATOR
F) SAFETY GLASSES, GLOVES, APRON, DUST RESPIRATOR
G) SAFETY GLASSES, GLOVES, VAPOR RESPIRATOR
H) SPLASH GOGGLES, GLOVES, APRON, VAPOR RESPIRATOR
I) SAFETY GLASSES, GLOVES, DUST/VAPOR RESPIRATOR
J) SPLASH GOGGLES, GLOVES, APRON, DUST/VAPOR RESPIRATOR
K) AIRLINE/SCBA, GLOVES, PROTECTIVE SUIT, BOOTS
X) SPECIFIC PPE SEE YOUR SUPERVISOR
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CHEMICAL STORAGE
STORE CHEMICALS ACCORDING TO A DESIGNATED SYSTEM THAT SEGREGATES INTO FAMILIES
FLAMMABLE / COMBUSTIBLE LIQUIDSOXIDIZERSREACTIVESFLAMMABLE SOLIDSACIDSALKALINESPOISONS / TOXICS
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Improper Chemical Storage
No storage patternNo lips on shelvesChemical in red bag is a flammable
chemicalA chemical is stored above eye level (top
shelf)
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Proper Chemical Storage
1/4” lips on shelvesBottles color coded to match proper
location on shelf (Flinn System)Proper chemical labelingContainers in good condition
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CHEMICAL SEGREGATION
FLAMMABLE/COMBUSTIBLE CHEMICALS ARE REQUIRED TO BE STORED IN APPROPRIATE FIRE RATED CABINETS
ACIDS ARE RECOMMEDED TO BE STORED IN APPROPRIATE “ACID” CABINET
NITRIC ACID SHOULD BE STORED IN INSULATED CONTAINER (i.e. STYROFOAM CONTAINER
FOOD AND CHEMICALS ARE NOT TO BE STORED TOGETHER
CHEMICAL CONTAINERS ARE TO BE KEPT IN GOOD CONDITION
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COMPRESSED GAS STORAGE
COMPRESSED GAS CONTAINERS MUST BE SECURED TO PORTABLE CART OR WALL
CONTAINER MUST BE PROPERLY LABELEDSHOULD BE STORED IN LOW TRAFFIC OR
NO TRAFFIC AREA
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EMPLOYEE PROTECTION
KNOW YOUR SCHOOL DISTRICT’S SAFETY RULES AND PROCEDURES
CHOCHP
DETERMINE CHEMICAL HAZARDS
KNOW LOCATIONS OF SAFETY EQUIPMENT AND HOW TO USE IT
INFORM CHO AND / OR CHC OF UNSAFE CONDITIONS
NO EATING, DRINKING, COSMETIC / LIP BALM APPLICATION IN LABS
ENSURE MSDS’S AVAILABLE AND CHEMICALS LABELED PROPERLY
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IF SAFE, ASSIST IN THE REMOVAL OF PERSONS INVOLVED
NOTIFY ALL PERSONNEL / STUDENTS IN AREA
RENDER FIRST AIDSUMMON MEDICAL
HELPDO NOT MOVE
VICTIM IF POTENTIAL FOR FURTHER HARM
USE EYEWASH AND / OR SHOWERS
• SHOWERS AT LEAST 5 MINUTES
• EYEWASH AT LEAST 15 MINUTES
EMERGENCY PROCEDURES
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CONTROL PROCEDURES FOR SPILLS
IF FLAMMABLE TURN OFF IGNITION AND HEAT SOURCES
AVOID BREATHING VAPORSESTABLISH VENTILATION
– IF SAFESECURE SPILL KITCONSULT MSDS
– WEAR APPROPRIATE PPECONFINE SPILL
– TRY NOT TO LET IT SPREAD IF SAFE TO DO SONEUTRALIZE AND / OR ABSORB THE SPILLPLACE SPILLED MATERIALS IN APPROPRIATE
CONTAINERREPORT THE SPILL
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SPILL KITS
BASIC KIT CAN BE MADE UP OF: ACID NEUTRALIZING AGENT (SODIUM
CARBONATE) ALKALINE NEUTRALIZING AGENT (CITRIC ACID) MERCURY SPILL KIT
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SPILL KITS
ABSORBENT MATERIAL VERMICULITESANDPADSSOCKS
NON-METAL DUST PAN HAND BROOM CHEMICAL GOGGLES
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SPILL KITS
CHEMICAL RESISTANT GLOVES CONTAINER FOR SPILLED MATERIAL
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EYE AND FACEPROTECTION
TYPES OF EYE AND FACE PROTECTION GOGGLES
• DIRECT VENTED– IMPACT PROTECTION
• INDIRECT VENTED– SPLASH PROTECTION
• NON VENTED– SPLASH AND FUME PROTECTION
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EYE AND FACE PROTECTION
TYPES OF EYE AND FACE PROTECTION FACE SHIELD
ADDED FACE AND NECK PROTECTIONCAN NOT BE USED ALONE
– MUST BE USED IN CONJUNCTION WITH SAFETY GLASSES OR GOGGLES
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HAND AND BODY PROTECTION
TYPES OF GLOVES CHEMICAL RESISTANT
NITRILE NEOPRENE RUBBER
CHEMICAL RESISTANT APRONS
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Facility Safety
Fume HoodsFire ExtinguishersEye WashesSafety Showers
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FUME HOODS
CHECKED ON AN ANNUAL BASIS 100 fpm face velocity
MUST HAVE DEDICATED EXHAUST TO OUTSIDE SHOULD HAVE AN ALARM ACTIVATED IF FACE
VELOCITY DROPS BELOW 100 fpm FUME HOODS ARE NOT TO BE USED AS CHEMICAL
STORAGE
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EYEWASH AND SAFETY SHOWER
REQUIRED WEEKLY TESTING OF BOTH SHOWER AND EYEWASH SIGN-OFF TAG OR OTHER DOCUMENTATION
RECOMMENDED BOTH EYEWASH AND SHOWER MUST BE HANDS-
FREE ONCE ACTIVATED, ABLE TO MAINTAIN 0.4 gpm FOR
15 MINUTES
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EYEWASH AND SAFETY SHOWER
EYEWASH AND SHOWER MUST BE NO MORE THAN 10 SECONDS FROM WORKING/HAZARD AREA MUST HAVE A CLEAR, UNOBSTRUCTED
ROUTE/ACCESS TO EQUIPMENT IF UNITS ARE NOT LOCATED IN ROOM, SIGNAGE
MUST BE POSTED TO INFORM WHERE THE NEAREST UNIT IS LOCATED
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EYEWASH AND SAFETY SHOWER
DRENCH HOSES AND PERSONAL EYEWASH EQUIPMENT (NON-PLUMBED) SHOULD BE USED TO SUPPORT PLUMBED EQUIPMENT, BUT NOT REPLACE THEM
FLUSHING WATER MUST BE TEPID (LUKEWARM)