1. Keeping It Safe in the Food Science Lab

2. Copyright Copyright © Texas Education Agency, 2014. These Materials are copyrighted © and trademarked ™ as the property of the Texas Education Agency (TEA) and may not be reproduced without the express written permission of TEA, except under the following conditions: 1) Texas public school districts, charter schools, and Education Service Centers may reproduce and use copies of the Materials and Related Materials for the districts’ and schools’ educational use without obtaining permission from TEA. 2) Residents of the state of Texas may reproduce and use copies of the Materials and Related Materials for individual personal use only, without obtaining written permission of TEA. 3) Any portion reproduced must be reproduced in its entirety and remain unedited, unaltered and unchanged in any way. 4) No monetary charge can be made for the reproduced materials or any document containing them; however, a reasonable charge to cover only the cost of reproduction and distribution may be charged. Private entities or persons located in Texas that are not Texas public school districts, Texas Education Service Centers, or Texas charter schools or any entity, whether public or private, educational or non-educational, located outside the state of Texas MUST obtain written approval from TEA and will be required to enter into a license agreement that may involve the payment of a licensing fee or a royalty. For information contact: Office of Copyrights, Trademarks, License Agreements, and Royalties, Texas Education Agency, 1701 N. Congress Ave., Austin, TX 78701-1494; phone 512-463-7004; email: copyrights@tea.state.tx.us.copyrights@tea.state.tx.us Copyright © Texas Education Agency, 2014. All rights reserved.

3. Safety Basic Rules Safety Symbols The condition of being protected from or unlikely to cause danger, risk or injury Copyright © Texas Education Agency, 2014. All rights reserved.

4. Basic Rules Do Act responsibly Know the location of all safety equipment Read lab procedures ahead of time Report accidents, spills and injuries to your instructor Do Not Eat Drink Chew gum Throw items Work alone Remove chemicals or equipment from the lab Copyright © Texas Education Agency, 2014. All rights reserved.

5. Safety Symbols Chemical Clothing Electrical Equipment Eye Fire Hand Personal Hygiene Sharp Objects Waste Disposal Copyright © Texas Education Agency, 2014. All rights reserved.

6. Chemical Symbol Alerts you that substances used in the experiment require special handling and precautions 6 Copyright © Texas Education Agency, 2014. All rights reserved.

7. Chemical Safety Follow specific instructions Use chemicals from labeled containers only Wear safety goggles 7 Copyright © Texas Education Agency, 2014. All rights reserved.

8. Clothing Symbol Reminds you to take certain precautions to protect yourself and your clothing while working in the lab 8 Copyright © Texas Education Agency, 2014. All rights reserved.

9. Clothing Safety Dress appropriately Remove loose or baggy clothing and dangling earrings Tie hair back Wear closed-toe shoes Wear a lab apron when working in the lab 9 Copyright © Texas Education Agency, 2014. All rights reserved.

10. Electrical Symbol Alerts you that the procedure requires electrical equipment and electrical safety practices 10 Copyright © Texas Education Agency, 2014. All rights reserved.

11. Electrical Safety Check all equipment before use Keep cords clear of hazards such as heat or water sources Never leave appliances or equipment unattended 11 Copyright © Texas Education Agency, 2014. All rights reserved.

12. Equipment Symbol Reminds you of general rules for using the specialized equipment of a lab 12 Copyright © Texas Education Agency, 2014. All rights reserved.

13. Equipment Safety Be familiar with all equipment before using it in the lab Transport equipment properly Use equipment only for its designated purpose 13 Copyright © Texas Education Agency, 2014. All rights reserved.

14. Eye Symbol Alerts you that some conditions of the experiment require extra attention to eye safety 14 Copyright © Texas Education Agency, 2014. All rights reserved.

15. Eye Safety Avoid wearing contacts, if possible Know the location of the emergency eye wash station Wear approved safety goggles 15 Copyright © Texas Education Agency, 2014. All rights reserved.

16. Fire Symbol Alerts you that the procedure involves the use of a burner or other source of heat 16 Copyright © Texas Education Agency, 2014. All rights reserved.

17. Fire Safety Never reach across an open flame Turn off burners when not in use Never use an open flame when working with volatile liquids, such as alcohol Know how to use the fire extinguisher, fire blanket and safety shower. 17 Copyright © Texas Education Agency, 2014. All rights reserved.

18. Hand Symbol Tells you that some steps in the experiment call for particular attention to hand safety 18 Copyright © Texas Education Agency, 2014. All rights reserved.

19. Hand Safety Wear approved gloves and equipment to protect yourself from heat and sharp objects Use caution when working with knives and other sharp objects 19 Copyright © Texas Education Agency, 2014. All rights reserved.

20. Personal Hygiene Symbol Serves as a reminder for safe personal habits in the lab 20 Copyright © Texas Education Agency, 2014. All rights reserved.

21. Personal Hygiene Safety Wash hands with soap and water before and after lab Handle microorganisms grown in a petri dish or test tube with care Avoid touching your eyes, face or mouth with your hands 21 Copyright © Texas Education Agency, 2014. All rights reserved.

22. Sharp Object Symbol Reminds you to take precautions when using lab glassware 22 Copyright © Texas Education Agency, 2014. All rights reserved.

23. Sharp Object Safety Do not use broken, chipped or cracked glassware Keep glassware away from the edge of the table Use precautions when handling heated glassware 23 Copyright © Texas Education Agency, 2014. All rights reserved.

24. Waste Disposal Symbol Refers to the appropriate disposal of chemicals or waste 24 Copyright © Texas Education Agency, 2014. All rights reserved.

25. Waste Disposal Follow teacher’s instructions for: Broken glass and substances Chemical and microbial materials Paper toweling and other disposable cleaning supplies 25 Copyright © Texas Education Agency, 2014. All rights reserved.

26. Flinn Scientific Laboratory Safety Challenge (image from video – click on image) Copyright © Texas Education Agency, 2014. All rights reserved.

27. Questions? 27 Copyright © Texas Education Agency, 2014. All rights reserved.

28. References and Resources Images: Microsoft Office Clip Art: Used with permission from Microsoft. Textbook(s): Mehas, K. Y., & Rodgers, S. L. (2002). Food science: The biochemistry of food and nutrition. New York, NY: Glenco/McGraw-Hill. Ward, J. D., & Ward, L. T. (2013). Principles of food science. Tinley Park, IL: Goodheart-Wilcox Company. Website: Centers for Disease Control Handwashing: Clean Hands Save Lives http://www.cdc.gov/handwashing/when-how-handwashing.html National Science Teachers Association NSTA works with other science teaching and education professionals http://www.nsta.org/ YouTube™: Flinn Scientific Laboratory Safety Challenge Witnessing lab procedures gone awry may make students think twice about some of their own safety shortcomings. Featuring Sue Bober, Schaumburg High School, IL. This video is part of the Flinn Scientific Teaching Chemistry video series. http://youtu.be/V-fNpaOX0-g 28 Copyright © Texas Education Agency, 2014. All rights reserved.