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Lab Safety Tips for Scientific Investigations

Learn essential lab safety practices, proper clothing, specimen handling, and equipment use for safe scientific investigations. Watch a lab safety video for visual guide. Follow guidelines to ensure a secure laboratory environment.

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Lab Safety Tips for Scientific Investigations

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  1. Lab Safety Review

  2. Questions #1 • Suppose you are going to begin a scientific investigation. What should be one of the first things everyone in your group should do?

  3. Questions #2 • Imagine this is your group’s lab area. What is wrong here? • What might happen if your lab group had such a cluttered lab area?

  4. Questions #3 • What do you think is the proper clothing to wear when we conduct a laboratory investigation? (Include hair, clothing, jewelry, shoes, etc)

  5. Questions #4 • Which of these two pictures shoe proper lab safety? Why?

  6. Questions #5 • What should you do if you break any of the glassware? • Should you use the flash above? Why or Why not?

  7. Questions #6 • What special precautions should you take if you are using sharp objects like scalpels from the dissecting kit?

  8. Questions #7 • If we are conducting an investigation using live animals, how should you treat the animal? Why? • What should you do when you are finished handling the animal?

  9. Questions #8 • What is the name of this piece of safety equipment? • When do you use it?

  10. Questions #9 • What should you always remember to do before leaving the lab?

  11. Questions #10 • What is proper conduct in the lab?

  12. Video Time! • http://www.wired.com/wiredscience/2009/10/puppet-lab-safety-video/

  13. Dissection Safety • Wear goggles, apron, and gloves when dissection • Specimens are soaked in a formalin solution that contains a very small percentage of formaldehyde. Be careful. • Never ingest specimen part or remove them from the classroom

  14. Dissection Safety • Sharp instruments such as scissors and scalpels will be used to cut tissue. When working with sharp instruments always: • Carry the instrument with the tip facing down and away from your body • Cut away from your body, never toward you • Only grasp sharp instruments by the handle

  15. Dissection Safety • Dispose of the specimen in a separate container according to your teacher’s directions • Place sharp instruments in the location designated by your teacher • Wash hands with soap and water after dissection

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