Lab Safety Quiz ( Flinn Scientific Inc.) - PowerPoint PPT Presentation

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Lab Safety Quiz ( Flinn Scientific Inc.)

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  1. Lab Safety Quiz(Flinn Scientific Inc.) Mr. Haase

  2. 1. Flammable materials, like alcohol, should never be dispensed or used near • an open door • an open flame • another student • a sink

  3. 2. If you do not understand a direction or part of a lab, you should • figure it out as you go • try several methods until something works • ask the instructor before proceeding • skip it and go to the next part

  4. 3. Approved eye protection (goggles) should be worn in the lab • to avoid eye strain • to improve your vision • only if you don’t have corrective glasses • any time chemicals, heat, or glass are used

  5. 4. After completing an experiment, all chemical wastes should be • left at your lab station for the next class • disposed of according to your instructor’s directions • dumped in the sink • taken home

  6. 5. If a lab experiment is not completed, you should • discuss the issue with your instructor • sneak in after school and work alone • come in during lunch and finish while you eat • make up some results

  7. 6. You are heating a piece of glass and now want to pick it up. You should • use a rag or paper towels • pick up the end that looks cooler • use tongs • pour cold water on it

  8. 7. Long hair in the laboratory must be • cut short • held away from the experiment with one hand • always neatly groomed • tied back or kept entirely out of the way with a hair band, hairpins, etc.

  9. 8. What should NOT be worn in the lab? • loose clothing • dangling jewelry • sandals • all of the above

  10. 9. What is the BEST footwear for the lab? • sandals • open-toed shoes • close-toed shoes • shoes appropriate for the weather

  11. 10. Horseplay or practical jokes in the laboratory are • always against the rules • okay • not dangerous • okay if you are working alone

  12. 11. If you have been injured in any way during a lab (cut, burn, etc.) you should • see the school nurse after class • see a doctor after school • tell the science teacher right away • grab the first chemical you see and drench the wound

  13. 12. You are heating a substance in a test tube. Always point the open end of the test tube • toward yourself • toward your lab partner • toward another classmate • away from all people

  14. 13. Hot glass can look the same as cold glass. • True • False

  15. 14. Chipped or cracked glassware is okay to use. • True • False

  16. 15. Laboratory work can be started immediately upon entering the laboratory. Even if your teacher is not present yet • True • False

  17. 16. Never remove chemicals or other equipment from the lab. • True • False

  18. 17. Read instructions carefully before starting a lab. • True • False

  19. 18. It is okay to pick up broken glass with your bare hands as long as the glass is placed in the trash. • True • False

  20. 19. Work areas should be kept clean and tidy. • True • False

  21. 20. If a fire occurs in the lab, you should run frantically out of the room yelling “fire!” • True • False

  22. 21. All chemicals in the lab should be considered dangerous. • True • False

  23. 22. Return any unused chemicals to their original container • True • False

  24. 23. If you finish with your daily lab activity, you can start your own experiment • True • False

  25. 24. If you spill a chemical or break glassware, clean it up immediately with paper towels. • True • False

  26. 25. You may eat, drink, and chew gum in the lab if you see someone else doing it. • True • False