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Answers to Lab Safety Worksheet

Answers to Lab Safety Worksheet

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Answers to Lab Safety Worksheet

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  1. Answers to Lab Safety Worksheet

  2. . List two advantages of knowing safety symbolsa. Alert you to possible dangers b. Remind you to work carefully 2. What six things should you use your head for? a. Read lab instructions prior to lab. b. Always follow lab procedure exactly c. Never do unauthorized experiments d. Exercise caution and good judgment e. Follow all instructions give by teacher f. Notify the teacher immediately regarding any accident or unsafe areas 3. When should you wear safety goggles? Wear goggles when working with chemicals, flames, heating devices or flying debris

  3. What procedure should be followed if a chemical or substance gets in your eye?Use eye wash and flush eye for 15 minutes. Notify your teacher. • What is proper attire for the lab? • Tie long hair back, do not wear loose clothing and totally cover your feet with closed toe shoe • 6. What should you do if you spill any chemical on your handsNotify teacher and rinse hands for 15 minutes with water.

  4. 7. What procedure should be followed when using sharp objects? Always cut away from fingers and body. Carry sharp objects with points and tips facing away from body. Never try to catch falling sharp objects. Always use handle when available. 8. What should you do if you have broken glass? Never throw glass in to thrash can. Notify teacher and he will clean it up. 9. What procedures should be followed to ensure electrical safety? Only use electric plugs in outlets and keep cords and wires away from water. Unplug electrical equipment after use.

  5. 10. What are a few things you can do to maintain physical safety in lab? Handle all equipment carefully. Watch cord placement so that no one trips. Do not put books on the floor in lab. 11. When using a heat source in lab what are some things you should or should not do?a. Never look into the container when heating. b.Tie back hair or clothing when using an open flame. c. Never point the end of test tube being heated at self or others. d. Never leave heat source unattended. e. Do not touch heated glassware without gloves f. Do not place hot glassware on the lab desk or in water. 12. How can you ensure chemical safety? Be careful, keep lids on chemical containers and consider all chemicals dangerous. Diluting acid rule - Always Pour Acid Into Water

  6. 13. How can you ensure animal safety? Always get teacher permission before handling animals. Handle them with care. Wash your hands after handling them. Let your teacher know if you have any animal allergies. 14. When handling plants what are some things to remember? Do not eat them unless told to do so. Wash your hands after handling plants. Let your teacher know if you have any allergies to plants. 15. List some things you should never do in lab? a. Never eat or drink in lab. Never use lab glass for eating or drinking. Never engage in practical jokes, horse play, or rough house. 16. List the safety equipment and its location in this room. a. Fire extinguisher b. Fire blanket c. Body shower d. Eyewash station e. First Aid Kit

  7. General hazard you may see this symbol when none of the other symbols specifically apply, but some level of caution is needed. In this case, follow the specific instruction provided.

  8. Poison Do not let any poisonous chemical come in contact with your skin, and do not inhale its vapors. Wash your hands when you are finished with the activity. Toxic if symbol is in orange background

  9. Safety Goggles Always wear safety goggles to protect your eyes in any activity involving chemicals, flames, or heating, or the possibility of broken glassware

  10. Eye Wash symbol In case of emergency use the eye wash to flush the eye for 15 minutes

  11. Heat - resistant Gloves Use hand protection when handling hot materials. Hot equipment or hot water can cause burns. Do not touch hot objects with your bare hands

  12. Laboratory Apron Wear a laboratory apron to protect your skin and clothing.

  13. Hand Washing Wash your hands thoroughly. Use antibacterial soap and warm Use antibacterial soap and warm water. Lather both sides of your hands and water. Lather both sides of your hands and between your fingers. Rinse well.