2. NSF North Mississippi GK-8 Lab Safety Emily Rowland NSF North Mississippi GK-8 University of Mississippi June 2005

3. NSF North Mississippi GK-8 Why is Lab Safety Important? Lab safety is a major aspect of every lab based science class. Lab safety rules and symbols are needed so that students do not injure themselves or their classmates.

4. NSF North Mississippi GK-8 Lab Safety Rules 1. Always follow the teacher’s directions and only do lab work when a teacher is present. 2. Conduct yourself in a responsible manner at all times. No Horseplay! 3. Do not touch any equipment, chemicals, or other materials until told to do so. 4. Do not eat food, drink beverages, or chew gum in the lab. Do not use lab glassware as food or beverage containers 5. Report ALL accidents to your teacher immediately, even if you think it is minor.

5. NSF North Mississippi GK-8 Clothing Wear: Goggles/safety glasses Closed-toed shoes Clothing made of natural based fiber such as cotton Tie back long hair Do NOT Wear: Sandals Jewelry Loose or Baggy clothing

6. NSF North Mississippi GK-8 Lab Safety Equipment Safety ShowerSafety Goggles Eye Wash

7. NSF North Mississippi GK-8 Lab Safety Equipment Fire Extinguisher Fire Blanket Fume Hood

8. NSF North Mississippi GK-8 Lab Safety Symbols Found in your textbook Glassware Heat Eye and Face Sharps Electrical Animal Chemical Fire

9. NSF North Mississippi GK-8 Other Chemical Hazards and Symbols Flammable Explosive Toxic/Poison Irritant Corrosive Environmental

10. NSF North Mississippi GK-8 Chemical Hazard Symbols and Definitions Flammable – Any substance that will burn if exposed to an open flame. Explosive – A substance that may explode if exposed to heat or flame.

11. NSF North Mississippi GK-8 Chemical Hazard Symbols and Definitions Toxic/Poison – A substance that can lead to death if inhaled, ingested, or absorbed by the skin. Corrosive – A substance that can destroy or burn living tissue and can eat away at other materials.

12. NSF North Mississippi GK-8 Chemical Hazard Symbols and Definitions Irritant - A substance that causes inflammation upon contact with skin or mucous membranes. Environmental - Substances that are harmful to the environment. They must be disposed of properly, not washed down the drain.

13. NSF North Mississippi GK-8 Accidents and Injuries Report ALL accidents and injuries to your teacher immediately!!! Be aware of safety hazards associated with each chemical you use. Eye accident – Wash the eye with copious amounts of water for at least 15 min. Fire Burns – Stop, Drop, and be covered with a fire blanket or soaked with water. Do not remove clothing stuck to victim. Get medical attention immediately.

14. NSF North Mississippi GK-8 Waste Disposal First ask your teacher where/how to dispose of waste. Never pour anything down the drain unless you are told to do so. A waste bottle will be supplied for substance that cannot go down the drain

15. NSF North Mississippi GK-8 Reasons for proper waste disposal Hazardous chemicals down the drain can lead to pollution of ground water, lakes, rivers, etc. Plants and animals will die if they are exposed to hazardous chemical waste. Serious health problems will become present in people if hazardous waste finds its way into drinking water.

16. Safety Procedures to Follow Before Going to the Lab Requirements Rules First Aid Equipment Clothing

17. Two Copies of this contract must be signed by you (the student) and your parent or guardian, and returned before you can participate in activities. If you currently wear contacts or obtain them during the term notify your teacher and complete a “Contact Lenses Contract.” You must obtain a minimum score of 85 on a safety test. You will follow all oral and written instruction and safety guidelines.

18. Two Copies of this contract must be signed by you (the student) and your parent or guardian, and returned before you can participate in activities. If you currently wear contacts or obtain them during the term notify your teacher and complete a “Contact Lenses Contract.” You must obtain a minimum score of 85 on a safety test. You will follow all oral and written instruction and safety guidelines.

19. You are to conduct yourself in a responsible manner at all times when participating in activities. Know the locations and operating procedures of all safety equipment. Horseplay, practical jokes, pranks, and other distractions are unsafe and will not be tolerated. Bring only materials required to perform the activity. You could be ticketed

20. Carefully follow all written and oral instruction.Do not perform any activity that is not assigned or authorized by your teacher Keep you work area clean and organized. You may not leave your assigned work area unless instructed by your teacher. Students are not permitted in storage or preparation areas. Three Tickets And You Are OUT!

21. Report All accidents, spills, or injuries to your teacher immediately. Know proper first aid procedures in case of accident or injury. If any chemical should splash in your eyes or on your skin, immediately rinse with running water and notify your teacher. All objects contaminated with blood or other bodily fluids must be reported to the teacher immediately for cleaning and/or proper disposal.

22. Examine electrical equipment for any frayed cords, exposed wires and loose connections. Make sure your hands are dry before handling any electrical equipment. If you do not understand how to use a piece of equipment, ask your teacher for help. Handle sharp or pointed instruments appropriately and with care.

23. Safety goggles must be worn whenever you work with chemicals, flames, heat, glassware or any substance that might get into your eyes. Tie back long hair. Secure loose clothing and long sleeves. Wear shoes that completely cover your feet. Wear a lab apron when working with chemicals or substances that can stain or cause injury.

24. Do not touch, taste, or smell chemicals. Never hold your face over an open container. Read labels twice to make sure you are using the proper chemicals. Never remove chemicals or other materials from the laboratory or classroom. Acid spills should be neutralized with a base, and base spills should be neutralized with an acid.

25. Never heat anything unless instructed to do so by your teacher. Never place combustible materials near a heat source. Never reach over an exposed flame or a heating element. Always turn off any heat source when not in use. Do not point the open end of a test-tube toward yourself or anyone else. Never look into the open end of any container being heated. Always allow ample time for the heated object to cool.

26. Never handle broken glass. Examine glassware before each use. Handle hot glassware with tongs, clamps or designated insulating materials. Do not immerse hot glassware with cold water or cold glassware in hot water.

27. NSF North Mississippi GK-8 Sources Turner, B. and K.K.Shamsid-Dean. 2005. Good, Messy, Frothing Fun. Teaching Problem- Based Lab Safety. Science Scope. April/May: 10-13. Curan, David. 2004. Chemical Safety Symbols Explained. Accessed 2005 June 19..http://wwwgeocities.com/david_charles_curran/safety/chemical_safety_symbols_4.html Free Weird Science Clipart. Accessed 2005 June 18..http://chemistry.about.com/gi/dynamic/offsite.htm?zi=1/XJ&sdn=chemistry&zu=http%3A%2 F%2Fwww.angelfire.com%2Fscifi%2FWeirdImages%2Ffree_clipart_icons_gifs_cartoon_sci ence.html 2001 Science Education Centre. Making School Laboratories a Safe Place, Educators Guide. Accessed 2005 June19..http://www.sec.org.za/lab/labsafe.htm 2004 March. Laboratory Safety Symbols. Accessed 2005 June 19..http://mywebpage.netscape.com/mrshigginschms/labsymbols.html 2004 Environmental Defense and GetActive Software. Scorecard, The Pollution Information Site. Accessed 2005 June26..www.scorecard.org

28. NSF North Mississippi GK-8 Sources 2003 Mississippi Corridor Neighborhood Coalition Resources Frequently Asked Questions. Accessed 2005 June 26..http://www.mcnc-mpls.org/faq.asp 2004 The Concise Biotech Dictionary. Accessed 2005 June20..http://www.thebiotechdictionary.com Cushman, David. 2003 May. Safety Symbols used on this Website. Accessed 2005 June 25..http://website.lineone.net/~dave.cushman/safetysymbols.html Safety goggles and fume hood photos. SMC Safety Rules. Accessed 2005 July 7..http://homepage.smc.edu/chem10/SafetyRules.html Bradley Corporation. Accessed 2005 July 7..http://www.bradleycorp.com/sweets/guidelines/emrgency.htm 2005. Fire Safety and Fire Extinguishers. Accessed 2005 July 8..http://www.ilpi.com/safety/extinguishers.html Fire Blanket Photo. Accessed 2005 July 9..http://www.chem.unl.edu/safety/hslab8.html