Personal Protective Equipment (PPE)

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Personal Protective Equipment (PPE)
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FACTORS AFFECTING CHEMICAL RESISTANCE

• 1. Length of exposure time
• thin materials for one application
• disposable

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FACTORS AFFECTING CHEMICAL RESISTANCE

• 2. Exposure situation
• depends on task, sharp or rough objects

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FACTORS AFFECTING CHEMICAL RESISTANCE

• 3. Type of chemical
• Some are corrosive

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CHEMICAL RESISTANT MATERIALS

• Materials NOT resistent
• cotton
• leather
• canvas

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CHEMICAL RESISTANT MATERIALS

• rubber or plastic
• non-woven fabric

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PROTECTING SKIN

• most exposure
• long-sleeved shirt and long-legged pants

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PROTECTING SKIN

• Body
• Coveralls
• clothes underneath
• loose to provide air layers

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PROTECTING SKIN

• Body
• Chemical-resistant suit
• chemical is very hazardous
• rain suit
• heat stress

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PROTECTING SKIN

• Body
• Chemical-resistant apron
• mixing and loading

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PROTECTING SKIN

• Hand and Foot
• Gloves
• hands and forearms
• whenever handling pesticides
• if working overhead or below to wear glove in or
  out of suit

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PROTECTING SKIN

• Hand and Foot
• exposure occurs when gloves removed briefly
• adjusting equipment
• scratching face
• always wash gloves before removed

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PROTECTING SKIN

• Hand and Foot
• Latex for minor handling and single use

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PROTECTING SKIN

• Hand and Foot
• Footwear
• Chemical-resistant shoes
• Not canvas, cloth, and leather
• Unless shoe covers

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PROTECTING SKIN

• Head and Neck
• Working overhead wide-brim resistant
• Greenhouse or trees
• Hood is for drift from booms

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PROTECTING EYES

• goggles, safety glasses, or face shield
• shield in addition to goggles during mixing

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PROTECTING RESPIRTORY

• Respiratory protection - must be NIOSH and MSHA
  approved
• enclosed area
• long period of exposed

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Air-supplying Respirator

• air-supplying - air is from independent source
• oxygen supply is low
• fumigation
• supplied - limited by the length of hose
• self-containing - canister of air, 30 - 45
  minutes

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Air-purifying Respirator

• air-purifying - filter contaminants
• dusts, mists, gases and vapors

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Air-purifying Respirator

• Cartridges
• 1. dust/mist-filtering
• replace filters when difficult to breathe

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Air-purifying Respirator

• Cartridges
• 2. vapor-removing material
• Activated charcoal
• change when noticing odor or taste
• replace after 8 hours use

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Air-purifying Respirator

• Non-powered air-purifying respirator
• require operator to draw air through filters
• exhausting

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Air-purifying Respirator

• Powered air-purifying respirator (PAPR)
• assist operator in drawing air
• not air-supplying

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Air-purifying Respirator

• Face-sealing respirators
• tight seal
• no facial hair
• full-face styles better than half-face

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Air-purifying Respirator

• Face-sealing respirators
• fit test testing whether operator can detect
  substance
• fit check
• 1, close inlet, breathe in, hold 10 seconds with
  mask collapsed
• 2, cover outlet and exhale until mask inflates

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Air-purifying Respirator

• Loose-fitting respirators
• Pump through filter into helmet or hood
• Facial hair allowed

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MAINTAINING PPE

• Disposables not be washed
• latex gloves
• shoe covers
• non-woven coveralls
• cartridges and filters

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MAINTAINING PPE

• Reusable reused several times
• rubber and plastic equipment

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MAINTAINING PPE

• Reusable gloves
• holes (ballooning)
• replace gloves after 5 to 7 days of work
• heavy-duty 10 to 14 days

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MAINTAINING PPE

• fabric coveralls clean after every use
• throw away if drenched with chemical labeled
  DANGER or WARNING

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MAINTAINING PPE

• Cleaning equipment
• detergent and hot water
• sanitize 2 minutes in 2 tbs bleach in one
  gallon of hot water then rinse

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MAINTAINING PPE

• Personal equipment
• wash clothes in hot water separate from regular
  laundry
• Dry outdoors
• Sunlight