The document outlines essential lab safety rules and protocols, emphasizing the importance of using safety equipment such as goggles, eyewash stations, and fire extinguishers. Key safety guidelines include notifying teachers of accidents, avoiding dangerous behaviors, and properly handling glassware and chemicals. The document also describes a STEM challenge to promote teamwork and problem-solving skills while adhering to safety practices.

1. Lab Safety
DO NOW: On Response Card
Write 2-3 complete sentences about what a lab would be
like without safety rules?

2. Students will demonstrate safe practices during laboratory and field
investigations, including the appropriate use of safety showers, eyewash
fountains, safety goggles, and fire extinguishers.
Learning Objective

3. General Safety Rules
1. Listen to or read instructions
carefully before attempting to do
anything.
2. Wear safety goggles to protect
your eyes.
3. Notify your teacher if any spills or
accidents occur.

4. 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.

5. Choral Response: Who do you notify if an accident
occurs?
True

6. 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.
10. Wear close-toed shoes. No sandals. .

7. Think Pair Share: Know the location of the
fire extinguisher, fire blanket, eyewash
station, and first aid kit.
Discuss with a partner next to you where are these
located in the classroom.

8. General Safety Rules
10. It is suggested that you wear
glasses rather than contact lenses.
Notify your teacher if you wear 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.

9. Glassware Safety
1. Chipped or cracked glassware should
not be used. Show it to the teacher.
2. Broken glassware should not be
disposed of in a classroom trash can.
There is a special glass disposal
container for it.
3. If a piece of glassware gets broken, do not try
to clean it up by yourself. Notify the teacher.

10. Glassware Safety
4. Do not place hot glassware in water.
Rapid cooling may make it shatter.

11. Modified Whip Around:
Why would you need to notify the teacher if you wear
contact lenses? (Hint: Glasses are recommended over
contact lenses)
False

12. Chemical Safety
1. Wear protective goggles and a lab
apron whenever heating or pouring
hazardous chemical; Remove contact
lenses before going into the lab.
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).

13. Chemical Safety
4. Follow the instructions of your
teacher when disposing of all
chemicals.
5. Wash your hands after handling
hazardous chemicals.

14. Is this statement true or false? You should wash your
hands when you touch chemicals.
True False

15. Electrical Safety
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.

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

17. Is this statement true or false? You should leave
everything plugged in when you leave the Laboratory.
True False

18. Heating Safety
1. Let burners and hotplates cool
down before touching them. Test
to see if they are cool enough by
bringing the back of your hand
close to them.
2. Use tongs and/or protective
gloves to handle hot objects.
3. Never reach across an open
flame or burner.

19. Heating Safety
4. Always point the top ends of test tubes that are
being heated away from people.
5. When heating a test tube, move it around
slowly over the flame to distribute the heat
evenly.
6. If a fire erupts, notify your instructor
immediately.

20. First Aid
● For any type of injury, immediately
notify your instructor.

21. Lab Scenarios
As a group, identify what is wrong and discuss
how you would approach each scenario.

32. STEM CHALLENGE: Paper Tower
This activity will test your ability to problem solve and
communicate as a team.
You will have:
-3 pieces of paper
-tape/ Stapler/ Scissors
Your challenge: Build the tallest structure (can stand on
the floor)
• Extra consideration given for creativity and stability