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Lab Safety Rules - Pa016.k12.sd.us

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Lab Safety Rules - Pa016.k12.sd.us
Lab Safety
1
General Safety Rules
1.
2.
3.
Listen to or read instructions
carefully before attempting to do
anything.
Wear safety goggles to protect your
eyes from chemicals, heated
materials, or things that might be
able to shatter.
Notify your teacher if any spills or
accidents occur.
2
General Safety Rules
4. After handling chemicals, always
wash your hands with soap and
water.
5. During lab work, keep your hands
away from your face.
6. Tie back long hair.
3
General Safety Rules
7. Roll up loose sleeves.
8. Know the location of the fire
extinguisher, fire blanket, eyewash
station, and first aid kit.
9. Keep your work area uncluttered. Take to
the lab station only what is necessary.
4
General Safety Rules
10. It is suggested that you wear
glasses rather than contact lenses.
11. Never put anything into your mouth
during a lab experiment.
12. Clean up your lab area at the
conclusion of the laboratory period.
13. Never “horse around” or play
practical jokes in the laboratory.
5
Glassware Safety
1.
2.
3.
Chipped or cracked glassware should
not be used. Show it to the teacher.
Broken glassware should not be
disposed of in a classroom trashcan.
There is a special glass disposal
container for it.
When pouring liquids into glassware,
make sure the container you are
pouring into is resting on a table at
least a hands breadth from the edge.
6
Glassware Safety
4. If a piece of glassware gets broken, do
not try to clean it up by yourself.
Notify the teacher.
5. Do not place hot glassware in water.
Rapid cooling may make it shatter.
7
Chemical Safety
1.
Wear protective goggles whenever
heating or pouring hazardous chemicals.
2.
Never mix chemicals together unless
you are told to do so (and then only in
the manner specified).
3.
Never taste any chemicals (you should
never taste anything in the lab).
8
Chemical Safety
4. If you need to smell the odor of a
chemical, waft the fumes toward
your nose with one hand. Do not
put your nose over the container
and inhale the fumes.
9
Chemical Safety
5.
6.
Follow the instructions of your
teacher when disposing of all
chemicals.
Wash your hands after handling
hazardous chemicals.
10
Heating Safety
1.
2.
Use tongs and/or protective gloves
to handle hot objects.
Never reach across an open flame
or burner.
11
Heating Safety
3.
4.
Always point the top ends of test tubes
that are being heated away from people.
When heating a test tube, move it
around slowly over the flame to
distribute the heat evenly.
12
Heating Safety
5.
6.
Only glassware that is thoroughly
dry should be heated.
Heat glassware by placing it on a
wire gauze platform on a ringstand.
Do not hold it in your hand.
13
First Aid
Injury:
To Do:
Burns
Immediately flush with cold
water until burning sensation is
lessened.
14
First Aid
Injury:
To Do:
Cuts, bruises
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.
15
First Aid
Injury:
To Do:
The eyes
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.
16
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