Chemistry Laboratory Safety Rules

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Chemistry Laboratory Safety Rules
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Protect Your Eyes

• Appropriate eye protection must be worn at all
  times!
• Inform your teacher if you wear contact lenses.

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Wear appropriate protective clothing

• Your clothing should cover your legs to the knees
  shorts are not appropriate for the laboratory
• Lab aprons can be used to protect good clothing
• Loose clothing should not be worn because it may
  dip into chemicals or fall into a flame and catch
  fire

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Wear shoes that cover your feet.

• Sandals and open-toed shoes do not protect your
  feet from broken glass that is frequently found
  in the lab
• Also, leather shoes protect your feet from
  chemical spills canvas shoes do not.

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Do not apply cosmetics, eat, or drink in the lab.

• These activities are ways by which you can
  accidentally ingest harmful chemicals

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Do not taste any chemical!
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Pour from large containers to smaller ones.
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Always ADD ACID to water

• acid
• water

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Hold your hand over the label while pouring.
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Work with volatile chemicals under a fume hood.
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Check glassware for stars or cracks.
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Heat test tubes at an angle.
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Handle hot glassware with gloves or beaker tongs.
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• First light the match
• THEN
• Turn on the gas!

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Do not smell any chemicals directly!

• Smell chemicals only if your teacher specifically
  tells you to do so, then use your hand to fan the
  vapor to your nose.

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Do not pipet solutions by mouth!

• Use a rubber suction bulb or other device to fill
  a pipet.

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Wash your hands with soap and water before
leaving.

• This rule applies even if you have been wearing
  gloves!

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Know the hazards of the materials being used.

• Read and reread labels carefully to make sure
  that you are using the right chemical.

• Know how to interpret data from a MSDS.

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Tie Back Loose Hair

• Dangling hair can fall into the Bunsen burner and
  catch fire or can fall into a chemical solution
• P.S. Burning hair REALLY STINKS!

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Know the safety equipment

• Eye wash fountain
• Safety shower
• Fire extinguisher
• Emergency exits

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Know how to use the safety equipment

• Eye wash Fountain
• Safety Shower
• Fire extinguisher
• Emergency Exit

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Know how to respond to an emergency
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Carry out only the experiments assigned by your
teacher
I wonder what hes planning to do with that thing.
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Never remove chemicals from the laboratory

• This guy put chemicals in his locker!

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Never work alone in the lab

• In case of a problem, you may need another person
  to prevent injury or even save your life!

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Remember that the lab is a place for serious work!

• Careless behavior may endanger yourself and
  others and will not be tolerated!

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Demonstrate safe behavior

• Obey all safety instructions given by your
  teacher or found in you experimental procedure.
• Clean up spills immediately IF you know how. If
  you are uncertain how to clean up a spill or if a
  large spill occurs, notify your teacher
  immediately.

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Demonstrate safe behavior

• Before leaving the lab

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Demonstrate safe behavior

• Before leaving the lab
• Return equipment and chemicals to their proper
  places
• (Ms. Brownes pet peeve!)

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Demonstrate safe behavior

• Before leaving the lab
• Return equipment and chemicals to their proper
  places
• (Ms. Brownes pet peeve!)
• Be sure to replace the lids to all containers
• (Ms. Brownes really big pet peeve!)

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Demonstrate safe behavior

• Before leaving the lab
• Return equipment and chemicals to their proper
  places
• Be sure to replace the lids to all containers
• Clean up your work area

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Know how to dispose of waste

• Dispose of all waste materials according to your
  instructional procedure or your teachers
  instructions
• ? ? ? ?

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Report any accidents or unsafe conditions
immediately!
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First Aid

• Injury Burns
• What To Do Immediately flush with cold
  water until burning sensation is lessened.

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First Aid

• Injury Cuts, bruises
• What To Do Do not touch an open wound
  without safety gloves. Pressing
  directly on minor cuts will stop bleeding in
  a few minutes. Apply cold compress to
  bruises to reduce swelling.

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First Aid

• Injury Fainting
• To Do Provide fresh air and have the person
  recline so that their head is lower than the
  rest of their body.

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First Aid

• Injury Eyes
• What To Do Flush eyes immediately with plenty
  of water for several minutes. If a
  foreign object is lodged in the eye, do
  not allow the eye to be rubbed.

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First Aid

• Injury Poisoning
• What To Do Find out what substance was
  responsible for the poisoning and alert the
  teacher immediately.

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First Aid

• Injury Spills on the skin
• What To Do Flush with large quantities
  of water. For acid spills, apply baking
  soda solution. For base spills, apply
  vinegar or boric acid.

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First Aid

• Injury Electrical shock
• What To Do Shut off the current at the
  source. Remove wire with rubber gloves.
  Alert the teacher immediately.

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Glassware
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beakers
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Bunsen burner
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Glass rod
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Funnels, Buechner funnel
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conicals
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Graduated cylinders
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Pipet
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Washing bottel
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Plastic - funnel
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Separating funnel
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spatula
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a.Beaker, b.Buret, c.Volumetric Pipet,
d.Graduated cylinders, e.Volumetric flask
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Test tube
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Test tube holder
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Test tube rack
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Volumetric flask
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thermometer
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condencer
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Water bath
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Stand
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Melting point apparatus
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Hot plate
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Stiral motor (Magnetic stiral)