1. Mr. Banerjee’s Science Classroom 1 Lab Safety Pages 658 - 660

2. A. Preventing Accidents 2 1. Carelessness causes the most accidents in the lab. 2. Know the 6 common causes of accidents in your book (page 659)

3. B. Before You Start 3 1. Six Key things to remember before you start a lab. 1. Location of everything 2. Inform Mr. Banerjee of important things 3. Pre-read lab procedures prior to lab 1. Keep lab area clean and clear 4. Wear Safety goggles 5. Secure all hazardous equipment 6. Never work alone.

4. C. Working With Chemicals 4 1. Do not Taste, Touch or Smell Chemicals (unless asked to do so by me.) 2. Be aware of where MSDS (Material Safety Data Sheet) is kept. 3. Label all containers. 4. Chemical contact must be washed thoroughly. 5. Handle all chemicals carefully 6. Test tubes must be in RACKS before pouring liquids. 7. Clean up all spills 8. Do not return unused sample back to STOCK.

5. D. Heating 5 1. Do not heat flammable materials. 2. Use proper glassware for heating. 3. Hold equipment properly when heating. 4. Careful handling hot (heated) equipment.

6. E. Other Hazards 6 1. Electricity and water don’t mix 2. Use broken glass receptacle for broken glass only. (Let teacher know of broken glass) 3. Disposing waste follow teacher’s instructions. 4. Report ALL accidents to teacher. 5. Wash hands thoroughly prior to leaving the lab.

7. D. Electrical Safety 7 1. Lay electrical cords where no one can trip on them or get caught in them. 2. Be sure your hands and your lab area are dry before using electrical equipment. 3. Never poke anything into electrical outlets.

8. D. Electrical Safety 8 4. Unplug cords by pulling the plug and not the cord. 5. Unplug all electrical equipment at the end of the lab period.

9. First Aid 9 Injury: Burns To Do: Immediately flush with cold water until burning sensation is lessened.

10. First Aid 10 Injury: Cuts, bruises To Do: Do not touch an open wound without safety gloves. Pressing directly on minor cuts will stop bleeding in a few minutes. Apply cold compress to bruises to reduce swelling.

11. First Aid 11 Injury: Fainting To Do: Provide fresh air and have the person recline so that their head is lower than the rest of their body.

12. First Aid 12 Injury: The eyes To Do: Flush eyes immediately with plenty of water for several minutes. If a foreign object is lodged in the eye, do not allow the eye to be rubbed.

13. First Aid 13 Injury: Poisoning To Do: Find out what substance was responsible for the poisoning and alert the teacher immediately.

14. First Aid 14 Injury: Spills on the skin To Do: Flush with large quantities of water. For acid spills, apply baking soda solution. For base spills, apply vinegar or boric acid.

15. First Aid 15 Injury: Electrical shock To Do: Shut off the current at the source. Remove wire with rubber gloves. Alert the teacher immediately.