Lab safety ppt

1. Chemistry Laboratory
Safety Rules

2. Protect Your Eyes
• Appropriate eye
protection must
be worn at all
times!
• Inform your
teacher if you
wear contact
lenses.

3. Wear appropriate protective
clothing
• Lab aprons can be used to protect good
clothing and you
• Loose clothing should not be worn because it
may dip into chemicals or fall into a flame and
catch fire
• Fleece is NOT appropriate

4. Wear shoes that cover your
feet.
• Sandals and open-toed
shoes do not
protect your feet
from broken glass
that is frequently
found in the lab

5. Do not apply cosmetics, eat, or
drink in the lab.
• These activities are ways by which you
can accidentally ingest harmful
chemicals

7. Do not taste any chemical!

8. Pour from large containers
to smaller ones.

9. Always ADD ACID to water
acid
water

10. Work with volatile
chemicals under a fume
hood.

11. Check glassware for stars
or cracks.

12. Heat test tubes at an
angle.

13. Handle hot glassware with
gloves or beaker tongs.

14. Bunsen Burner
Set up burner, turn on gas
THEN
Use the striker!

15. Do not smell any chemicals
directly!
• Smell chemicals
only if your
teacher
specifically tells
you to do so, then
use your hand to
fan the vapor to
your nose.

16. Do not pipet solutions by mouth!
• Use a rubber
suction bulb or
other device to
fill a pipet.

17. Wash your hands with soap and
water before leaving.
• This rule applies
even if you have
been wearing
gloves!

18. Know the hazards of the
materials being used.
• Read and reread
labels carefully
to make sure that
you are using the
right chemical.
• Pay attention to
the warnings
about the
chemicals used in
the lab.

19. Tie Back Loose Hair
• Dangling hair can
fall into the
Bunsen burner
and catch fire or
can fall into a
chemical solution
• P.S. Burning hair
REALLY STINKS!

20. Know the safety equipment
• Eye wash fountain
• Safety shower
• Fire extinguisher
• Emergency exits

21. Carry out only the experiments
assigned by your teacher
I wonder
what he’s
planning to
do with that
thing.

22. Never remove chemicals from
the laboratory
This guy put chemicals in his locker!

23. Never work alone in the lab
• In case of a
problem, you may
need another
person to prevent
injury or even
save your life!

24. Remember that the lab is a
place for serious work!
Careless behavior may endanger
yourself and others and will not be
tolerated!

25. Demonstrate safe behavior
• Obey all safety instructions
given by your teacher or found
in you experimental procedure.
• Clean up spills immediately; IF
you know how. If you are
uncertain how to clean up a
spill or if a large spill occurs,
notify your teacher
immediately.

26. Demonstrate safe behavior
• Before leaving the lab:

27. Demonstrate safe behavior
• Before leaving the lab:
– Return equipment and chemicals to
their proper places

28. Demonstrate safe behavior
• Before leaving the lab:
– Return equipment and chemicals to
their proper places
– Be sure to replace the lids to all
containers

29. Demonstrate safe behavior
• Before leaving the lab:
– Return equipment and chemicals to
their proper places
– Be sure to replace the lids to all
containers
– Clean up your work area

30. Know how to dispose of waste
• Dispose of all waste materials
according to your instructional
procedure or your teacher’s
instructions
? ? ? ?

31. Report any accidents or unsafe
conditions immediately!