PROTECTING THE WORKER
PROTECTIVE CLOTHING
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Need for clothing
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Proper sequence
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Types of protective garments
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Other protective equipment
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PROTECTING THE WORKER
RESPIRATORY PROTECTION
Objective: Provide an overview and the
use, maintenance and limitations of
respirators
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RESPIRATORY PROTECTION
Need for respirators
 Operating principles
 Use and limitations
 Proper fit and fit-testing
 Protection factors
 Establishing an effective program
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Ingestion
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Absorption & Contact
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Inhalation
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Oxygen Deficiency
Atmospheric Content
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Normal Atmosphere
Legal Minimum
20.9%
19.5%
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Identification
Gas
 Vapor
 Particulate/Fiber
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Hazard Control

Air Samples
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Reduce Hazards (Engineering and
Administrative Controls)
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Provide Proper Respiratory Protective
Equipment
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Types of Respirators

Air-purifying (APR)
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Air -supplied (or supplied-air) (SAR)

Self-contained (a type of supplied-air)
(SCBA – not SCUBA)
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Knowledge of Respirators
Amount of Coverage
Method of Protection

Half Mask

Air Purifying

Full Face piece

Supplied Air

Hood or Helmet

Self-Contained
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Types of Air-Purifying Respirators
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Half mask
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Full-face mask
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Powered-air purifying (PAPR)
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Continuous Air-Flow
Respirators
Continuous air flow during
inhalation and exhalation
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Protection Factor (PF)
concentration outside the mask
PF =
concentration inside the mask
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OSHA Protection Factors
for Asbestos
Air-Purifying Half Mask
 Air-Purifying Full Face
 Powered Air-Purifying/
 Supplied Air-Continuous
 Supplied Air - Demand
 Supplied Air w/SCBA
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10
50
100
1000
>1000
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