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Published byGervais Kelly Modified over 9 years ago
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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 he’s 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. Browne’s pet peeve!)
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Demonstrate safe behavior Before leaving the lab: –Return equipment and chemicals to their proper places (Ms. Browne’s pet peeve!) –Be sure to replace the lids to all containers (Ms. Browne’s 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 teacher’s 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)
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