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Regulated areas v Tour regulated areas v Never store or use cosmetics, food items, beverages, or smoking items in regulated areas 1b
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AcrylonitrileAcrylonitrile
Regulated areasRegulated areas Areas where acrylonitrile Areas where acrylonitrile
concentrations might exceed the concentrations might exceed the permissible exposure limitpermissible exposure limit
Job titles/functions allowed to Job titles/functions allowed to access regulated areasaccess regulated areas
1a
Regulated areasRegulated areas Tour regulated areasTour regulated areas
Never store or use cosmetics, food Never store or use cosmetics, food items, beverages, items, beverages, or smoking items in or smoking items in regulated areasregulated areas
1b
DefinitionsDefinitions Ceiling limitCeiling limit
• 10 ppm as averaged over any 15-minute 10 ppm as averaged over any 15-minute periodperiod
Action levelAction level• 1 ppm as an 8-hour TWA1 ppm as an 8-hour TWA
Permissible exposure limitPermissible exposure limit• 2 ppm as an 8-hour TWA2 ppm as an 8-hour TWA
2a
Exposure controlExposure control Engineering controlsEngineering controls
Work practice Work practice controlscontrols
2b
MonitoringMonitoring Detects presence of contaminants Detects presence of contaminants
in work areain work area
Available for all employees to Available for all employees to observeobserve
3a
MonitoringMonitoring Ongoing monitoring depends upon:Ongoing monitoring depends upon:
• Exposure to contaminants at or above Exposure to contaminants at or above the action level, but below the PEL the action level, but below the PEL (quarterly)(quarterly)
• Exposure to contaminants above the Exposure to contaminants above the PEL (at least every month)PEL (at least every month)
• Changes in personnel, processes, Changes in personnel, processes, controlscontrols
3b
MonitoringMonitoring Monitoring is required after clean-Monitoring is required after clean-
up operationsup operations
Monitoring may be stopped for Monitoring may be stopped for individual employees under some individual employees under some conditionsconditions
3c
MonitoringMonitoring Employees are notified in writing of Employees are notified in writing of
monitoring results within 5 working monitoring results within 5 working daysdays
Written notification must include Written notification must include corrective actions to reduce corrective actions to reduce exposures to the PELexposures to the PEL
3d
MonitoringMonitoring Additional monitoring may be Additional monitoring may be
performed whenever there is a performed whenever there is a change in:change in:• ProcessesProcesses• EquipmentEquipment• PersonnelPersonnel• Work practicesWork practices
3e
Physical and health Physical and health hazardshazards Physical hazardsPhysical hazards
• Flammable liquidFlammable liquid• Moderate explosion hazard when Moderate explosion hazard when
exposed to flameexposed to flame• Can react vigorously with oxidizersCan react vigorously with oxidizers
4a
Physical and health Physical and health hazardshazards Physical hazardsPhysical hazards
• Potential fire hazardPotential fire hazard• Releases nitrogen oxides and cyanideReleases nitrogen oxides and cyanide• Fight fire with carbon dioxide, Fight fire with carbon dioxide,
dry chemical, or dry chemical, or alcohol foamalcohol foam
4b
Physical and health Physical and health hazardshazards Immediate (acute) health hazardsImmediate (acute) health hazards
• Eye irritationEye irritation• SleepinessSleepiness• General loss of feeling - numbnessGeneral loss of feeling - numbness• CyanosisCyanosis• DiarrheaDiarrhea
4c
Physical and health Physical and health hazardshazards Immediate (acute) health hazardsImmediate (acute) health hazards
• Inhalation is poisonousInhalation is poisonous• Skin contact is poisonousSkin contact is poisonous• Poisoning is immediate Poisoning is immediate • Severe eye irritantSevere eye irritant
4d
Physical and health Physical and health hazardshazards Chronic (long-term) effectsChronic (long-term) effects
• CarcinogenCarcinogen• Reproductive health changesReproductive health changes• MutagenicMutagenic• TumorigenicTumorigenic
4e
Work practicesWork practices Engineering controls and work Engineering controls and work
practices are primary methods of practices are primary methods of exposure controlexposure control
Supplement engineering controls Supplement engineering controls and work and work practices with practices with respirators if necessaryrespirators if necessary
5a
Work practicesWork practices Storage and handling procedures Storage and handling procedures
include the following:include the following:• Keep containers tightly closedKeep containers tightly closed• Never store uninhibited acrylonitrileNever store uninhibited acrylonitrile• Store in cool, well-ventilated placeStore in cool, well-ventilated place• Keep from incompatible materialsKeep from incompatible materials• ““EX” type forklifts may be requiredEX” type forklifts may be required
5b
Work practicesWork practices Do not wear contact lenses when Do not wear contact lenses when
working with acrylonitrileworking with acrylonitrile
In areas where acrylonitrile In areas where acrylonitrile exceeds the PEL, do not store or exceeds the PEL, do not store or use cosmetics, lip balm, food use cosmetics, lip balm, food items, or smokeitems, or smoke
5c
Work practicesWork practices Keep all surfaces free of acrylonitrileKeep all surfaces free of acrylonitrile
Inspect for leaks and spillsInspect for leaks and spills
Workers must wear impermeable Workers must wear impermeable clothing, eye protection, face clothing, eye protection, face shields, etc.shields, etc.
5d
Work practicesWork practices Know location of washing facilitiesKnow location of washing facilities
Keep all sources of ignition away Keep all sources of ignition away from acrylonitrilefrom acrylonitrile
Do not incinerate acrylonitrile Do not incinerate acrylonitrile cartridges, tanks, containerscartridges, tanks, containers
5e
Emergency proceduresEmergency procedures Written emergency action plan is Written emergency action plan is
requiredrequired• Contact personsContact persons• Phone numbersPhone numbers
Remove all ignition Remove all ignition sourcessources
6a
Emergency proceduresEmergency procedures Evacuate the areaEvacuate the area
Wear appropriate Wear appropriate PPE until cleanup PPE until cleanup is completeis complete
Properly dispose of wasteProperly dispose of waste
6b
Emergency proceduresEmergency procedures Employees not involved in Employees not involved in
emergency procedures must be:emergency procedures must be:• Notified with a general alarmNotified with a general alarm• Evacuated from the areaEvacuated from the area
Be aware of fire hazards when Be aware of fire hazards when exposed to flame, heat, oxidizersexposed to flame, heat, oxidizers
6c
Emergency proceduresEmergency procedures Keep fire extinguishers and quick-Keep fire extinguishers and quick-
drenching facilities availabledrenching facilities available
Fight fires with Fight fires with carbon dioxide, dry carbon dioxide, dry chemical, or alcohol chemical, or alcohol foamfoam
6d
Emergency proceduresEmergency procedures Acrylonitrile is considered a Class Acrylonitrile is considered a Class
1B hazard1B hazard• FoamFoam• CO2CO2• Dry chemicalDry chemical• NO water streamsNO water streams
6e
Emergency proceduresEmergency procedures First aid measures include:First aid measures include:
• Flushing eyes with water, lifting the Flushing eyes with water, lifting the eyelidseyelids
• Flushing skin with water, wash with Flushing skin with water, wash with soapsoap
• Moving victim to fresh airMoving victim to fresh air• Giving large quantities of water if Giving large quantities of water if
swallowedswallowed
6f
Emergency proceduresEmergency procedures Get medical attention immediatelyGet medical attention immediately
6g