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Lab Safety Lab Equipment and Safety Rules
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Chem Catalyst List at least four tools or pieces of equipment you think a chemist might use in a chemistry experiment.
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Test Tube Rack keeps test tube upright
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Test tube mix chemicals; may be heated if made of Pyrex glass.
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Test Tube Holder hold test tube while heating
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Test Tube Brush cleans test tube
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Thermometer measuring temperature
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Graduated Cylinder used to measure liquid volume –Place cylinder on flat surface –View at eye level –read bottom of the meniscus (curved line)
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Balance / Scale used to measure mass
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Bunsen Burner source of heat
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Striker used to ignite gas in Bunsen Burner
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Ring Stand support for other equipment
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Wire Gauze supporting beakers when heated helps to spread flame
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Iron Ring Holds other equipment on ring stand
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Clamp Holds test tube in place on ring stand
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Pipestem Triangle holding other equipment in place
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Tongs holding glassware when hot
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Watch Glass used to hold substances and for evaporating to dryness
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Well Plate Used for mixing small amounts of chemicals.
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Evaporating Dish Used for heating liquids, usually to evaporate a solvent.
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Petri Dish used to hold materials
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Safety Glasses Used to protect eyes when not using chemicals.
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Safety Goggles Used to protect eyes against chemical splashes.
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Lab Apron Used for protecting body from chemical splashes and fire.
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Mortar and Pestle used to grind solids
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Forceps for picking up small items
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Spatula scoop up chemicals
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Formative Assessment #1 Write your full last name and nickname on the blank side of your index card. Put the date and your period below your name. Turn your card over to the lined side of your card. Without looking at your handout, list 3 pieces of equipment you think are important to chemistry and describe their use.
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Beaker used to transfer liquids. May be heated –if made of Pyrex or Kimax glass.
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Dropper / Pipet used to add liquids one drop at a time.
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Funnel Helps transfer liquids
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Distilled Water Bottle for holding distilled water ONLY
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Florence Flask Used to mix solutions Not graduated can’t measure with Rounded bottom
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Stirring Rod Used to stir liquids
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Erlenmeyer Flask used to mix solutions
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Lab Safety Rules
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1. The teacher must be present to work in the lab. Get Ready….. GO!
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2. Everyone must work with a partner at the assigned table.
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3. Read all the instructions and ask questions before conducting the lab.
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4. No unauthorized experiments are permitted. Failure to follow the procedure will result in removal from the lab
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5. No horseplay or foolish behavior is allowed. Failure to follow this rule will result in removal from the lab.
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6. Wear proper lab equipment provided for the lab.
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Goggles used when heating or reacting chemicals. Glasses are for small scale labs Lab aprons are always worn to protect skin and clothing. Gloves used only as needed.
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7. Roll up long sleeves or remove bulky sweatshirts or jackets. Remove long dangly jewelry or other accessories that can get in the way.
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8. Tie back long hair in a pony tail.
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9. Know the location and use of all safety equipment
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Fire Extinguisher used only on surface fires – NOT on people Fire Blankets used to wrap someone who is on fire
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Eye Wash Station must rinse eyes for 15 minutes to completely flush chemicals Safety Shower / Drench must remove clothes and rinse body for 15 minutes –for full body spills
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Fume Hood removes poisonous or noxious gases from room
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Goggle Sanitizer cleans goggles before or after use
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10. Report minor injuries like cuts and burns. Cuts should be cleaned and bandaged. Burns should be treated with cold water, then ice.
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11. If something gets in your eyes, rinse for 15 minutes in eye wash.
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12. Broken glass must be swept up and placed in specially marked boxes. NOT in the trash! Clean up spills immediately!
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13. Clean up acid spills with a base. Clean up base spills with an acid.
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14. Rinse acid or base from skin immediately. If spill is all over body, then remove clothes and use the safety shower for 15 minutes.
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15. If there is a small surface fire use the fire extinguisher If person is on fire use a fire blanket Be sure to STOP, DROP, and ROLL! If fire is too big EXIT the room!!!
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16. Do not eat or drink in the lab or put things in your mouth. Never taste the chemicals.
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17. Avoid clutter and keep table clean
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18. ALWAYS read the label twice and check for warnings or hazards.
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19. Always waft to check the odor.
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20. Use the back of the hand to test for heat. Use tongs to pick up or heat items.
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21. When mixing acid and water, DO AS YOU OTTER, ADD ACID TO THE WATER!
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22. Use the fume hood for poisonous gases.
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23. Never used chipped or cracked glassware Heat only Pyrex or Kimax glassware
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24. Heat a test tube on an angle, but be sure to not point it at anyone
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25. Never leave anything being heated or visibly reacting
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26. Always turn off burner when not in use Think Like a LOSER!
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27. At the end of lab…. Never return chemicals to original container
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28. Always follow teacher’s directions for disposal of chemicals. Do not pour liquids down the drain unless instructed to do so. All solids must be disposed of in the trash or special waste containers
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29. Always wash your hands before leaving the lab
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30. If in doubt….always ASK!!!
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Accident At Jefferson High https://www.youtube.com/watch?v=PxyDImUYo14
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Demo: Sacrifice of the Gummy Bear 1. Materials Used: 2. Draw set up of demo. 3.Observations: 4.Conclusions: In your own words, explain what happened.
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Checking In Sept. 5, 2012 Why should YOU study Chemistry?
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How Does Chemistry Affect You? Make a List of How Chemistry Affects Your Life. 1. 2. 3. 4. 5.
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Lab: Using the Bunsen Burner
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