safety and rules of the lab. lab safety rules this is why lab safety is important!
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Safety and Rules of the Lab
Lab Safety Rules
Lab SafetyLab Safety
This is why lab safety is IMPORTANT!
Safety Symbols
• Know safety symbols• They appear in your
laboratory activities• They will alert you
to possible dangers• They will remind you
to work carefully
Use Your Head
• Exercise Caution and Good Judgment
• Follow all instructions given by the teacher
• Notify the teacher immediately regarding any accident or unsafe areas
Use Your Head
• Read lab instructions ahead of time • Always follow lab procedures exactly• Never do an unauthorized experiment
Protect YourselfEye Safety
• Wear safety goggles when working with chemicals, flames, or heating devices
• or if possibility of flying debris
• If you wear contact lenses let your teacher know
Protect YourselfEye Safety
• In case of emergency in which a chemical goes into one’s eye, use the eyewash station
• Flush in water for 15 mins. and notify the teacher
• Know where the eyewash station is and how to use it. Where is the station?– If you get something in your eye
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• Know where the eyewash station is and how to use it. Where is the station?– If you get something in your eye
• Get it out now!
Copyright © 2010 Ryan P. Murphy
• Know where the eyewash station is and how to use it. Where is the station?– If you get something in your eye
• Get it out now!
• Hold eyelid open.
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• Know where the eyewash station is and how to use it. Where is the station?– If you get something in your eye
• Get it out now!
• Hold eyelid open.
• Gently run water over your eyes
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• Know where the eyewash station is and how to use it. Where is the station?– If you get something in your eye
• Get it out now!
• Hold eyelid open.
• Gently run water over your eyes
• Yell for the teacher or have a student get the teacher IMMEDIATELY!!!!
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• Know where the eyewash station is and how to use it. Where is the station?– If you get something in your eye
• Get it out now!
• Hold eyelid open.
• Gently run water over your eyes
• Yell for the teacher or have a student get the teacher IMMEDIATELY!!!!
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Protect YourselfProper Attire
• Keep all long hair tied back
• Do not wear loose clothing that could catch on fire
• Foot wear that completely covers the foot is required
• If you have long hair then please arrange it so that it will not hang down and catch on fire.
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• Use proper safety protection.– Goggles covering eyes.– Gloves (Non-latex) for allergy reasons.
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• Which of the students is being unsafe in the lab and will requiring talking to?
• Answer! The student’s on the right are not wearing their goggles properly and they are not wearing gloves.
• Do not do this!– You have now seen it and don’t need to do it
again in the lab ever.
Copyright © 2010 Ryan P. Murphy
Protect YourselfHand Safety
• If a chemical spills on your skin, notify the teacher and rinse with water for 15 minutes
• Wash hands after every lab
• Handle glassware, sharp tools and heated containers carefully
Sharp Objects
• Always cut away from fingers and body
• Always carry sharp objects with points and tips facing down and away
• Never try to catch falling sharp instruments
• Grasp sharp instruments only by the handles
Sharp Objects
• Notify teacher if you get cut • Broken glass and sharp objects
do not go in trash cans• Teacher will clean up
broken glass
• Avoid cutting yourself if we are using sharp objects.– Never cut toward yourself or others.– A pencil and other pointed objects can be very
dangerous.
Copyright © 2010 Ryan P. Murphy
• Avoid cutting yourself if we are using sharp objects.– Never cut toward yourself or others.– A pencil and other pointed objects can be very
dangerous.
Copyright © 2010 Ryan P. Murphy
• Avoid cutting yourself if we are using sharp objects.– Never cut toward yourself or others.– A pencil and other pointed objects can be very
dangerous.
Copyright © 2010 Ryan P. Murphy
• Avoid cutting yourself if we are using sharp objects.– Never cut toward yourself or others.– A pencil and other pointed objects can be very
dangerous.
Copyright © 2010 Ryan P. Murphy
Avoid blood and other bodily fluid. fluid.
– If you are bleeding then please contact teacher immediately to get wound cleaned and covered.
Avoid blood and other bodily fluid.
– If you are bleeding then please contact teacher immediately to get wound cleaned and covered.
Avoid blood and other bodily fluid.
– If you are bleeding then please contact teacher immediately to get wound cleaned and covered.
Avoid blood and other bodily fluid.
– If you are bleeding then please contact teacher immediately to get wound cleaned and covered.
Avoid blood and other bodily fluid.
– If you are bleeding then please contact teacher immediately to get wound cleaned and covered.
Avoid blood and other bodily fluid.
– If you are bleeding then please contact teacher immediately to get wound cleaned and covered.
Avoid blood and other bodily fluid.
– If you are bleeding then please contact teacher immediately to get wound cleaned and covered.
• Please check glassware for cracks or chips prior to use.– If glassware is broken please contact teacher.– Please be safe with glassware to avoid dropping
and breaking. Clean immediately.
Copyright © 2010 Ryan P. Murphy
• Please check glassware for cracks or chips prior to use.– If glassware is broken please contact teacher.– Please be safe with glassware to avoid dropping
and breaking. Clean immediately.
Copyright © 2010 Ryan P. Murphy
• Please check glassware for cracks or chips prior to use.– If glassware is broken please contact teacher.– Please be safe with glassware to avoid dropping
and breaking. Clean immediately.
Copyright © 2010 Ryan P. Murphy
• Please check glassware for cracks or chips prior to use.– If glassware is broken please contact teacher.– Please be safe with glassware to avoid dropping
and breaking. Clean immediately.
Copyright © 2010 Ryan P. Murphy
Electrical Safety
• Only electrical plugs are to be placed into an electrical outlet
• Unplug electrical equipment after use
• Keep all electrical cords, wires, and appliances away from water
• Keep electrical equipment away from water and vice versa.
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“Hey Joey, Are you sure this is safe.”
“For sure, what could possibly
happen?”
Physical Safety
• Handle all equipment carefully • Do not place a cord where
someone can trip over it • Push all stools in out of the
way
• Keep books picked up out of walking isles
• Clean spills from the outside in. – Apply paper towels over the spill, then,
carefully starting from the outside, wipe in.
Copyright © 2010 Ryan P. Murphy
• Clean spills from the outside in. – Apply paper towels over the spill, then,
carefully starting from the outside, wipe in.
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“Let’s practice our skills with a simulated spill.”
Heating Safety
• Tie back hair and looseclothes when workingwith open flames
• Never look into a container as you are heating it
• Never point the end of a test tube being heated at yourself or others
• Never heat in a closed container
Heating Safety
• Never leave a heat source unattended • Heated metal and glass looks
cool, use tongs or gloves before handling
• Do not place hot glassware directly on lab desk or in cold water
• Keep flammable solutions away from flame.
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• Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy
• Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy
• Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy
• Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy
• Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy
• Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy
• Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy
• Keep flammable solutions away from flame.
Copyright © 2010 Ryan P. Murphy
Chemical Safety
• Read all labels twice before removing a chemical from the container
• Only use the type and amount of chemicalinstructed to use
• Never touch, taste, or smell a chemical unless instructed by the teacher
• Never mix chemicals unless instructed to do so
• Be precise in your measuring of reagents and chemicals.
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• Do not breathe vapors or put anything close to your nose to smell unless instructed.– When smelling, do not hold the object below your
nose, make a pass from one side to the other.
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• Do not breathe vapors or put anything close to your nose to smell unless instructed.– When smelling, do not hold the object below your
nose. Wave your hand over the top of the chemical and breathe normally from a distance. This is called WAFTING TECHNIQUE!
Copyright © 2010 Ryan P. Murphy
Chemical Safety
• Transfer chemicals carefully!• Keep lids on chemical
containers when not in use• When diluting an acid, pour
the acid into water• Consider all chemicals
dangerous
Plant Safety
• Do not eat any plants in lab• Wash your hands after
handling plants• Tell your teacher of any
plant allergies • Like any
organism, plants should be considered possibly harmful
You Should Never…
• Enter store room unless given permission
• Take any chemicals from lab or store room
• Touch any equipment, chemicals, or other materials until instructed to do so
You Should Never…
• Eat or drink in the lab• Use lab glass-ware to
eat or drink out of
• Please do not eat food or drink in the classroom.– No gum– Cough drops– Or putting strange things in your mouth.
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• Please do not eat food or drink in the classroom.– No gum.– Cough drops– Or putting strange things in your mouth.
Copyright © 2010 Ryan P. Murphy
• Please do not eat food or drink in the classroom.– No gum.– Cough drops unless prescribed.– Or putting strange things in your mouth.
Copyright © 2010 Ryan P. Murphy
• Please do not eat food or drink in the classroom.– No gum.– Cough drops unless prescribed.– Or putting strange things in your mouth.
Copyright © 2010 Ryan P. Murphy
• Please do not eat food or drink in the classroom.– No gum.– Cough drops unless prescribed.– Or putting strange things in your mouth.
Copyright © 2010 Ryan P. Murphy
• Please do not eat food or drink in the classroom.– No gum.– Cough drops unless prescribed.– Or putting strange things in your mouth.
Copyright © 2010 Ryan P. Murphy
• Engage in….– practical jokes – horse play – rough house
You Should Never…
• Use common sense at all times.– No horseplay.– No pushing.– No running.– No squirting with
droppers.
• Use common sense at all times.– No horseplay.– No pushing.– No running.– No squirting with
droppers.
• Use common sense at all times.– No horseplay.– No pushing.– No running.– No squirting with
droppers.
• Use common sense at all times.– No horseplay.– No pushing.– No running.– No squirting with
droppers.
• Use common sense at all times.– No horseplay.– No pushing.– No running.– No squirting with
droppers.
• Use common sense at all times.– No horseplay.– No pushing.– No running.– No squirting with
droppers.
• Use common sense at all times.– No horseplay.– No pushing.– No running.– No squirting with
droppers.
• Use common sense at all times.
• Use common sense at all times.
In case of an emergency…
• Know the locations of:– fire extinguisher– fire blanket– body shower– eyewash
station– first aid kit
• If you spill a harmful chemical on yourself or in your eyes, start rinsing immediately and send your partner to get teacher’s help
• Know where the fire extinguisher is and how to use it.
Copyright © 2010 Ryan P. Murphy
• Know where the fire extinguisher is and how to use it.– We have a Carbon Dioxide all purpose fire
extinguisher.
Copyright © 2010 Ryan P. Murphy
• Know where the fire extinguisher is and how to use it.– We have a Carbon Dioxide all purpose fire
extinguisher.• Find key.
Copyright © 2010 Ryan P. Murphy
• Know where the fire extinguisher is and how to use it.– We have a Carbon Dioxide all purpose fire
extinguisher.• Find key.
• Pull it out. (Stand back)
Copyright © 2010 Ryan P. Murphy
• Know where the fire extinguisher is and how to use it.– We have a Carbon Dioxide all purpose fire
extinguisher.• Find key.
• Pull it out. (Stand back)
• Pull handle / trigger.
• Point at the fire until extinguished.
Copyright © 2010 Ryan P. Murphy
• Know where the fire extinguisher is and how to use it.– We have a Carbon Dioxide all purpose fire
extinguisher.• Find key.
• Pull it out. (Stand back)
• Pull handle / trigger.
• Point at the fire until extinguished.
Copyright © 2010 Ryan P. Murphy
Copyright © 2010 Ryan P. Murphy
Clean Up Your Lab Area!!1. Put away all of your lab materials!2. Clean up the floor of all spills and trash
around your work area.3. Do NOT LEAVE A MESS for the next
class!!
• Clean glassware before and after use to avoid harmful residue.
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Do NOT DRINK out of lab glassware!!
Remember to…
• Stay at your work station
• Maintain a clean work area
• Read and follow all directions
• Report any spills, accidents, or injury to the teacher immediately
• Clean and put away all equipment at the end of thelab period
• Dispose of waste products according to instruction