Lab Safety

1. Lab Safety

2. Learning Targets • I can demonstrate appropriate lab safety techniques

3. Golden Rules of Lab Safety • We always follow instructions. • We make choices that preserve the health and dignity of ourselves and our peers. • We take time to think about what we are doing.

4. Standards of Conduct • Be responsible! • Read lab and safety information BEFORE you start the lab • Eating, drinking, gum chewing, applying make up, and moving contacts are not permitted during labs • Instructor must be present during lab work • Unauthorized investigations are prohibited • Entering preparation or chemical storage areas is prohibited • All chemicals or lab equipment should remain in the lab unless authorized by the instructor

5. Personal Safety • Dress appropriately: safety goggles/glasses, lab aprons, gloves, close-toed shoes, long hair pulled back, no loose or baggy clothing, no dangling jewelry • Know where the safety equipment is! • All accidents, spills, and injuries must be reported to the instructor immediately • Wash your hands with soap and water after handling organisms and plants

6. Standards for Maintaining a Safe Environment • Keep workspace clean • Clean up after yourself • Dispose of all materials properly • Sinks are for the disposal of water and solutions designated by the instructor only • Wash glassware with hot soapy water • Goggles should be worn during the investigation, clean up, and through hand washing

7. All labs are different • We will always review lab safety precautions that apply to the labs we’re doing beforehand • While I don’t expect to you to memorize every single lab safety rule I’ve listed out, you should memorize the golden rules so that you make good choices in the lab.

8. Golden Rules of Lab Safety Fill in the blanks: • We always _________ ____________. • We make _________ that preserve the ________ and __________ of ourselves and our peers. • We take ________ to ________ about what we are doing.

9. Practice • What is not acceptable about these lab investigations? Pause the video and jot down your answers. Scenario #1 • Cindy broke a test tube. Carefully she picked up pieces with one had and placed them in her other hand. Then she dumped the glass pieces into the wastebasket. Scenario #2 • Mike and Ikehad a lot of a chemical left from their investigation. They dumped the chemical in the sink and left the water running in the sink as they left class. Scenario #3 • Jimmy and Cricketwere going to be late to their next class. After rushing to put away a few materials, they left the rest of the materials on the lab table.

10. Answers Scenario 1 • Didn’t notify the instructor • Touched broken glass with bare hands • Didn’t dispose of the broken glass properly Scenario 2 • Only approved solutions go in the sink • Water should be turned off as part of the cleanup process Scenario 3 • Did not properly clean up work area

11. How did you do? • If you have questions about any of the answers, call me over to clarify before you move on to the next activity! • Remember the golden rules!