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Laboratory Safety. 1. Follow all instructions carefully.

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Presentation on theme: "Laboratory Safety. 1. Follow all instructions carefully."— Presentation transcript:

1 Laboratory Safety

2 1. Follow all instructions carefully.

3 2. Never do laboratory work unless you are being supervised by your teacher.

4 3. Always follow the directions given in your lab or by your teacher.

5 4. Know the location of ALL safety equipment.

6 5. Always wear SAFETY GEAR, glasses and clothing.

7 6. Never run, push or engage in horseplay in the lab

8 7. Never eat or drink in the laboratory, this includes gum and candy!

9 8. Report any and all accidents, spills, and breakage to the teacher immediately.

10 9. Always clean your work area and equipment at the end of the lab period

11 What procedure should you use in the disposal of chemical waste?

12  Rinse in the sink  Empty into the waste jar  Wash with soap and water  Return equipment

13 10. Be careful with laboratory glassware

14 WHERE DO YOU DISCARD BROKEN GLASS? Broken glass container, DO NOT put broken glass in the garbage can!

15 11. Always read labels and use extreme care when working with chemicals

16 HOW DO YOU TRANSFER A LIQUID CHEMICAL? Keep test tube in rack or beaker on table when pouring chemicals into them

17 How do you transfer a dry chemical? Front or back of a spoon Wooden splint Tweezers Gram spoon

18 b. Never taste a lab substance c. Never touch a lab substance without instruction to do so d. never smell a lab substance without instruction to do so

19 HOW SHOULD YOU SMELL A CHEMICAL? Use the wafting technique Place your hand above the container and pull the air toward your nose

20 e. Use materials from labeled containers f. Never mix chemicals unless instructed to do so g. Wear goggles whenever heating chemicals

21 h. If you spill chemicals on your skin, rinse with water only. Splashed in your eyes, use the eye wash (for 20 mins). Report incident to the teacher! i. Notify the teacher of any chemical spills.


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