1. Safety In the Science Classroom
Rules and Symbols
Lab Safety: Everyone Is Responsible!

2. Find as many unsafe practices as you can in this picture.

3. Safety First
We may do some hands-on experiments which require the use of chemicals, sharp instruments and fragile lab equipment.
Safety in the science classroom is the #1 priority.
To ensure a safe science classroom, a list of rules has been developed and provided to you in your student safety contract.
These rules must be followed at all times.
A signed lab safety contract is required to participate in labs.

4. Safety Contract
Be Responsible at All Times. No horseplay, practical jokes, pranks, etc.
Read and Follow Instructions Carefully – Read
lab instructions before starting a lab. If you are
unsure of how to do something, ask first.
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.
First Aid – Always report any accident or injury
no matter how small immediately

5. Safety Contract
Lab Equipment - Do not touch lab equipment until instructed to do so.
Mixing Chemicals – never mix chemicals unless
instructed to do so. Some chemicals cause violent
reaction when mixed.
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.
Goggles – must be worn when working with
chemicals, burners, glassware, or any substance
that might get into your eyes.

6. Safety Contract
Sharp Objects – Always use extreme caution when using sharp objects such as scalpels and scissors. Always cut away from the body.
Food and Drink – No food, or drinks are
allowed during lab. Some chemical fumes can
react with food or liquid in the mouth.
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.

7. Safety Contract
Footwear – No open toed shoes during lab. Toes must be covered.
Hair, Clothing, and Jewelry – long hair,
jewelry and loose clothing must be tucked in,
tied back or removed during lab.
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.

8. Safety Contract
Print your name on the safety contract, then sign and date.
Take it home and get it signed.
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.
Bring it back tomorrow for a 100.
It will be 10 points off for every day it is late.

9. Safety Notes On your notebook paper, write “Safety Notes” as a title.
On the first line or two, you should already
have the day’s objective
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.

10. Safety Notes
Quickly cut out one full strip of safety symbols and glue onto the left hand side of your page.
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.

11. Safety Symbols write down what each symbol means
Eye Protection
Wear safety goggles when working with chemicals,
flames, or heating devices.
If a chemical gets in your eye, flush in water for 15
minutes and notify the teacher.
Sharp Objects
When using knives or other sharp objects always
walk with the points facing down.
Cut away from fingers and body.

12. Safety Symbols Electrical Safety Heating Safety
Do not place a cord where someone can trip over it.
Never use electricity around water.
Unplug all equipment before leaving the room.
Heating Safety
Tie back hair and loose clothes when working
with open flames.
Never look into a container as you are heating it.
Heated metal and glass looks cool, use tongs or
gloves before handling.
Never leave a heat source unattended.

13. Safety Symbols Chemical Safety Hand Safety
Read all labels twice before removing a chemical from
the container.
Never touch, taste, or smell a chemical unless instructed
by the teacher.
Transfer chemicals carefully!
Hand Safety
If a chemical spills on your skin, notify the teacher and
rinse with water for 15 minutes.
Carry glassware carefully.

14. Safety Symbols Animal Safety Plant Safety
Only handle living organisms with teacher
permission.
Always treat living organisms humanely.
Wash your hands after handling animals.
Plant Safety
Do not eat any plants in lab.
Wash your hands after handling plants.

15. What To Do In An Emergency
If there is a fire or fire alarm
Quietly get up and push in your chair.
Line up at the classroom door.
Go Left and walk out of the side door and into the
teacher parking lot
Quickly line up in alphabetical order by last name.
Remain in line until the drill is over.
Remain silent throughout the entire alarm so that all
people can hear important directions.
Lab Safety: Everyone Is Responsible!

16. Safety Equipment
Fire Blanket – Located in the bright orange bag on the front cabinet.
Fire Extinguisher – Located by the paper towel dispenser. .
Eye Wash – located to the left of the classroom door.
On Fire?
REMEMBER: Drop and smother

17. Safety Equipment
On your paper, diagram the front of the room and label where the fire blanket, sink, eye wash and fire extinguisher are.

18. Questions
Why is it important to know where and how to use safety equipment?
Name some chemicals you may have in your
house.
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.
In what ways could chemicals affect your eyes
and skin?

19. Questions
Why is it important to wear goggles or gloves while working with chemicals?
Why is washing your hands after working on
a lab important?
Verbal & written directions. If you don’t understand ask for help.
Do not do any experiments without teacher approval.
Why would using materials correctly be
important?

20. What’s Wrong With This Picture?

21. What’s Wrong With This Picture?

22. What’s Wrong With This Picture?

23. What’s Wrong With These Statements?
Hal says that his teacher is solely responsible for preventing laboratory accidents.
Keshia started the lab activity before reading it through completely.
Ricardo decided to do a lab activity that he read about in a library book before the teacher came into the classroom.
Stephanie says that the safety goggles mess up her hair and give her raccoon eyes. She refuses to wear them.
Barbie and Ken accidentally break a beaker full of some chemical. Instead of risking getting in trouble they quickly clean up the mess with paper towel and throw it in the garbage.

24. Any Questions? REMEMBER:
Carefully read through the entire safety contract
and sign.
Have your parents read and sign your safety
contract.

25. Lego Lab Safety