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EYE WASH
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90 % of eye injuries are preventable with the use of propersafety eyewear.
Approximately three out of every five workers injuredwere:
not wearing eye protection at the time of the accident;
wearing the wrong kind of eye protection for the job.
Hence, proper eye wash and eye wash facilities neededfor any environment that exposes people to materials thatcan cause injury.
WSH Regulations mandates that person who handlehazardous materials must have proper facilities for quickdrenching or flushing of the eyes and body.
Facts from OSHA
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Introduction
All laboratory users must be familiar with the locationand use of eye wash and safety showers even ifthey do not work directly with toxic or corrosivechemicals.
You may be called upon to aid a someone who hashad an spill to the eye or the body.
The distance from the location should not exceed10-15 seconds walking distance. The path to thesafety shower or eye wash must be unobstructed.
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Emergency Shower
Body Coverage, other than eyes
ANSI Z358.1-1990
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Why so special?
Be able to deliver a pattern of water with a diameterof at least 50 cm at 2.2 m.
Shower head is between 2.1 m to 2.4 m from thefloor.
Minimum volume of spray is 70 litres/minute for aminimum time of 15 minutes.
Shower activation time must be one second andremain open.
Lever should not be more than 1.75m from the floor.
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When Splashed
Remain Calm.
Bring casualty immediately to the shower.
One quick tug, pull the lever to activate flush.
If possible, remove contaminated clothing undershower.
Stay for 15 minutes.
Seek medical treatment fast, especially if CMAR orcorrosive liquids/solids.
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Spare Clothings
Laboratory must have if possible clean
towels, clean plastic bags for
contaminated clothings, clean clothings
with disposable undergarments and
slippers.
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Eye/Face Shower
Eye Shower
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Eyewash Stations
Deliver water to both eyes simultaneously; at least10 litres/minute for 15 minutes.
Pressure of water should NOT be high enough tocause eye injury.
Mounted 84 cm to 115 cm from the floor.
Activation time of one second or and stay open.
Actuating flap or foot pedal should be in easilylocated.
Must have nozzle caps, flipped opened easily whenactivated.
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Flush eyes and eyelids with water or eye
solution for a minimum of 15 minutes. “Roll”
eyes around to ensure full rinsing.
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When Splashed
Keep Calm, Do not touch or rub the eyes.
Bring Casualty to the eye wash.
Activate station.
Rinse hand ( for 5 seconds).*
Lower head; Remove safety spec, goggles or
spectacles.
Do not remove contact immediately, flush it out.
* Also to clear first few seconds of stagnant water
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Allow casualty to remove contact lenses if possible.DO NOT FORCE.
Remove contact lenses as soon as possible.Reduce chemicals being trapped behind the lenses.
If contact is “stuck” keep rinsing till ambulancearrives. Use eye patch; transport.
Hold eyelids open using the thumb and index finger.
Eyelids must be held open. “Roll” eyes. Rinse ineye folds.
Practice of this procedure to help familiarizepotential users with the feel of rinsing.
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Affected body part must be flushed immediately and
thoroughly for at least 15 minutes using a large
supply of clean fluid under low pressure.
Water does not neutralize contaminants - it only
dilutes and washes them away. This fact is why
large amounts of water are needed.
How long should the contact area be
rinsed/flushed?
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Drenching Hose
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rinse the effected eye immediately with gently
flowing water for at least 15 minutes. Hold the
victim's head under the drenching hose. (Rinse right
over contact lenses)
Keep rinse away from the unaffected eye.
If both eyes are affected, rinse both.
Use index finger and thumb to keep eyes open.
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Sterile Water Bottle
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What Can Go Wrong
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Flushing and Unauthorised Use
Above 20°C bacteria can multiply in
water that is stagnant for a long time.
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End of Presentation