1. LABORATORY and SAFETY EQUIPMENT AND THEIR FUNCTIONS

2. Beaker Tongs
Pick up and hold hot items like a Beaker.

3. Beaker
May be heated
Used to hold or mix chemicals

4. Buret
Precision measurement of liquids, Acids/Base Titrations.

5. Bunsen Burner (& Striker)
Controls release of natural gas for burning.
Tubing connects to gas source.
Striker with flint is used to ignite the burner

6. Clay or Ceramic Triangle
Supports a crucible or evaporating dish on a ring stand apparatus.

7. Crucible and Lid(Cover)
Holds small amounts of chemicals for heating at high temperatures.

8. Crucible Tongs
Pick up and hold small, hot items like a Crucible.

9. Watch Glass (#28) Used as a beaker cover
Can be used to place small amounts of chemicals on
(looks like a contact lens)

10. Buret Clamp
Holds 1 or 2 burets to a ring stand for dispensing/ titration purposes

11. Erlenmeyer Flask
May be heated
Used for mixing chemicals

12. Evaporating Dish
Holds small volumes of liquids being evaporated.

13. Funnel Holds filter paper for filtering solutions.
Transferring liquids to smaller narrow necked containers.

14. Goggles Most important piece of lab equipment
Protects eyes from broken glass, chemicals, and flames.

15. Graduated Cylinder
Measures volumes of liquids

16. Ring Clamp
One side clamps to ring stand. Place wire gauze on ring and it will hold beakers and flasks for heating. Can hold small beakers or funnels.

17. Ring Stand
Multi-purpose, mostly used as a support to heat chemicals and hold burets.

18. Rubber Stopper
Covers test tube for mixing, covers any open container, can be used as sink plugs too.

19. Scoopula
Used to transfer solids from one container to another

20. Stirring Rod
Glass rod used for stirring
BE CAREFUL! They break easily

21. Test Tube Brush
Used to clean the inside of Test tubes and other narrow-necked glassware

22. Test Tube Holder
DUHHHHH
It holds a test tube

23. Test Tube Rack Holds test tubes in a vertical position.
Allows for clear sight.
Drying rack

24. Test Tube May be heated Holding small amounts of chemicals
For small reactions

25. Thermometer
Takes temperature (in Celsius)

26. Test Tube Clamp
Special Clamp used to secure and hold a test tube on a ring stand

27. Reagent Bottle (Extra Credit possibility; How Do You Use It?)
Hold a solution or liquid mixture for dispensing

28. Plastic Wash Bottle
Dispenses water for rinsing equipment

29. Wire Gauze Spreads out the heat produced by a Bunsen burner
Can place a beaker on top

30. Pipette (may be glass or plastic)
Used for measuring very small volumes of liquids

31. Electronic Balance (not on worksheet)
Measures mass in grams

32. Remember: Safety First!
Safety Symbols
Remember: Safety First!

33. Gases Under Pressure

34. Corrosives

35. Environmental Toxicity

36. Explosives

37. Flammables

38. Carcinogen
Target Organ Toxicity

39. Irritant
Acute toxicity (harmful, not lethal)

40. Oxidizers

41. Acute toxicity (severe, fatal)