Lab Safety

Question 1

Used to measure an exact volume of liquid

Answer 1

Graduated Cylinder

Question 2

Used to filter or to deliver liquid from one container to another

Answer 2

Funnel

Question 3

Used to pick up and transfer hot items (such as beakers, crucibles)

Answer 3

Tongs

Question 4

Used to heat up substances on a flat surface at a constant temp

Answer 4

Hot plate

Question 5

Used to heat materials with a very hot flame using a gas jet

Answer 5

Bunsen burner

Question 6

Used to find the mass (weight) of materials electronically

Answer 6

Electronic Balance

Question 7

Used to ignite the Bunsen burner using flint

Answer 7

Sparker

Question 8

A circular device that is attached to a ring stand to support a beaker

Answer 8

Iron Ring

Question 9

May be attached to a ring stand to hold a test tube

Answer 9

Test Tube Clamp

Question 10

A stand used in a lab as a place to hold clamps

Answer 10

Ring stand

Question 11

Used to transfer small amounts of solid chemicals

Answer 11

Scoopula

Question 12

Used for holding multiple chemicals in test tubes in an organized manner

Answer 12

Test tube rack

Question 13

A triangular shaped device that can be placed on an iron ring to hold a crucial e

Answer 13

Ceramic triangle

Question 14

Used to transfer liquids in small amounts without pouring

Answer 14

Pipette

Question 15

Used to evaporate off the liquid part of a solution or to cover a beaker

Answer 15

Watch Glass

Question 16

Used to hold liquids for boiling when a smaller opening is perffered

Answer 16

Erlenmyer Flask

Question 17

The most common vessel for holding/pouring liquids

Answer 17

Beaker

Question 18

Often placed over the iron ring to provide a flat wire tape for a beaker

Answer 18

Wire Gauze

Question 19

Used to stir liquids

Answer 19

Stirring rod

Question 20

A small container used to heat up/evaporate liquids

Answer 20

Evaporating Dish

Question 21

Used to check the temp of a substance

Answer 21

Thermometer

Question 22

Must be worn for each lab to protect your eyes

Answer 22

Safety goggles

Question 23

When you read the label on a chemical container, what are the three most important pieces of info?

Answer 23

The name of the chemical, ingridents, and the expiration daate

Question 24

How many times should you read this information before you open the container

Answer 24

Read it once, ad then read it again

Question 25

Is it important to be exact when preparing a chemical reaction?

Answer 25

Yes, it is important to be exact one preparing a chemical reaction to ensure that the measurements are exact to avoid accidents

Question 26

What should you do with leftover chemicals after an experiment? What should you do with the products of an experiment?

Answer 26

For both instances, you must dispose of the chemicals in the proper disposal bin

Question 27

Why is it important to read instructions all the way through before beginning an experiment

Answer 27

To ensure that you do not miss the stuff that could lead to an incorrect, or even dangerous result

Question 28

What do you need to carry chemicals from one place to another in the lab? What size container is safer to use?

Answer 28

A smaller size container

Question 29

If you spell a liquid chemical, what should you do?

Answer 29

Call your teacher over so they can use a chemical absorbent to clean it up

Question 30

Should you add acid to water or water to acid?

Answer 30

Acid to water

Question 31

Is it safe to heat a sealed container?

Answer 31

No, it isn’t because the vapor needs to be released to ensure the glasses in birds from too much pressure

Question 32

Is it safe to work near heated objects?

Answer 32

Yes, it is however, the proper precautions must be taken to ensure your own safety

Question 33

Is it safe to use glassware that has cracks or stars?

Answer 33

No, because chemicals can escape through small cracks in the glassware

Question 34

How can you safely carry a heated object?

Answer 34

Using beaker tongs or heat resistant gloves

Question 35

What type of shoes are appropriate for the lab

Answer 35

Close toed leather shoes

Question 36

Describe the type of clothing you should wear on days that you will be working in the lab

Answer 36

Properly fitting shirts made with natural fibers are strong cotton full length pants or full, anxious, close toed leather shoes

Question 37

How did you protect your eyes from chemicals and glassware shards?

Answer 37

wearing safety goggles

Question 38

Why is it important to remove rings watches in contact lenses before working in the lab

Answer 38

Chemicals can get stuck between the groups of jewelry that can damage your jewelry and your skin

Question 39

How can you protect your hands when working with corrosive chemicals?

Answer 39

By using the proper gloves that can protect your hands from that chemical

Question 40

Is the laboratory a safe place to eat drink or put on make up? Why or why not?

Answer 40

No, the laboratory is not a safe Place to eat, drink or apply make up. The chemicals could get into the food or splashing drinks, causing you to adjust them. Any chemicals that get into make up can cause them to remain in the product and be applied with the next use.

Question 41

Where should you keep personal belongings that you bring into the lab?

Answer 41

In your bag below your desk, keep out of the aisle

Question 42

Name the pieces of safety equipment in your laboratory do you know where they are and how to use them?

Answer 42

Fire, extinguisher, fire, blanket, safety, shower, I watch, safety. Yes, I do know where they all they are.

Question 43

How do you distinguish a small fire in a container? What should you do if you have a larger fire?

Answer 43

Cover the fire with a cloth until it is put out. For the larger fire use a fire stinger sure and if it’s too big, escape the building and call the fire department.

Question 44

How do you put out a closing fire?

Answer 44

Safety, shower or stop drop and roll