1. Safety Symbols, Equipment & Rules

2. Disposal Alert
This symbol appears when care must be taken to dispose of materials properly.

3. Eye Safety
This symbol appears when a danger to the eyes exists. Safety goggles should be worn when this symbol appears.

4. Clothing Protection Alert
This symbol appears when substances used could stain or burn clothing.

5. Thermal Safety
This symbol appears as a reminder to use caution when handling hot objects.

6. Electrical Safety
This symbol appears when care should be taken when using electrical equipment.

7. Safety Symbols Eye Protection Sharp Objects Electrical Safety
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 knifes or other sharp objects always walk with the points facing down.
Cut away from fingers and body.
Electrical Safety
Do not place a cord where someone can trip over it.
Never use electricity around water.
Unplug all equipment before leaving the room.

8. Animal Safety
This symbol appears whenever live animals are studied and the safety of the animals and the student must be ensured.

9. Open Flame Alert Fire Safety
This symbol appears when use of an open flame could cause a fire or an explosion.
Fire Safety
This symbol appears when care should be taken around open flames.

10. Safety Symbols Animal Safety Heating Safety
Only handle living organisms with teacher permission.
Always treat living organisms humanely.
Wash your hands after handling animals.
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.

11. Chemical Safety
This symbol appears when chemicals used can cause burns or are poisonous if absorbed through the skin.

12. Fume Safety
This symbol appears when chemical reactions could cause dangerous fumes.

13. Poison Safety
This symbol appears when poisonous substances are used.

14. Sharp Object Safety
This symbol appears when a danger of cuts or punctures caused by the use of sharp objects exists.

15. Biological Hazard
This symbol appears then there is danger involving bacteria, fungi, or protists.

16. Radioactive Safety
This symbol appears when radioactive materials are used.

17. Explosion Safety
This symbol appears when care should be taken around open flames.

18. Plant Safety
This symbol appears when poisonous plants or plants with thorns are handled.

19. Safety Symbols Chemical Safety Hand Safety Plant 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.
Plant Safety
Do not eat any plants in lab.
Wash your hands after handling plants.

20. Top Ten Rules for the Lab
1. ALWAYS wear safety goggles and aprons!
2. Always wear the right clothing; closed-toe shoes = NO sandals; tie back long hair

21. 3. Read over the entire experiment before starting the lab.
4. Notify the teacher IMMEDIATELY of any problems.
5. Be aware of your surroundings in the lab.

22. 6. No food or drinks in the lab.
7. Always clean up lab area after every experiment.
8. Always wash hands after every lab.

23. 9. Absolutely no horse-play during a lab.
10. USE COMMON SENSE.
HAVE FUN AND LEARN!

24. Identifying Lab Equipment
Names of common lab equipment
Their uses

25. Mostly used to “swirl” substances; NOT for measuring out liquids
Erlenmeyer Flask
Mostly used to “swirl” substances; NOT for measuring out liquids

26. Funnel
Needed to slowly and accurately add substance

27. Graduated Cylinder
Precisely measure out liquids; usually in milliliters

28. Bunsen Burner
Most common way of heating substances

29. Watch Glass
Used for burning substances or place hot materials on to cool

30. Eye Dropper
Needed to add small amounts

31. Beaker
A “mixing” or “holding” container for substances; NOT for measuring amount

32. Florence Flask
Mostly used for boiling liquids

33. Wire Gauze
Used to protect beaker from direct flame of Bunsen burner

34. Ring Stand
Needed to set up certain apparatuses; can clamp different things to it

35. Ring Clamp
Used with ring stand; hold things

36. Test Tube
Needed when working with small amounts

37. Test Tube Clamp
Holds a test tube so hands will not be in danger of burning

38. Tongs
Needed to move hot glassware; NOT used to pick up test tubes

39. Test Tube Rack
Holds test tubes

40. Triple Beam Balance
Needed to measure out solids, usually in grams

41. What’s Wrong With This Picture?

42. What’s Wrong With This Picture?

43. What’s Wrong With This Picture?

44. 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.