lesson 1: Why is lab safety important?

Question 1

Why is lab safety important?

Answer 1

to prevent accidents and injuries

Question 2

Give some examples of lab safety.

Answer 2

1. Wear protective clothing (lab coats, goggles, gloves)
2. Tie back long hair
3. Keep workspace clean and organized
4. Handle and dispose of chemicals properly.
5. Know location of safety showers and eyewash stations
6. never eat, drink, or chew gum in the lab as you may accidentally consume harmful substances
7. follow all instructions and ask your teacher if you’re unsure of anything

Question 3

What is a beaker?

Answer 3

Beakers hold solids/liquids that will not release gases when reacted or are unlikely to splatter if stirred or heated

Question 4

What are beaker tongs?

Answer 4

Beaker tongs are used to move beakers containing hot liquids

Question 5

What are test tubes?

Answer 5

Used for holding small amounts of substances for testing.

Question 6

What is a test tube holder?

Answer 6

A test tube holder is useful for holding a test tube which is too hot to handle

Question 7

What are test tube racks?

Answer 7

Test tube racks are for holding and organizing test tubes on the laboratory counter.

After washing, flip test tube over on wooden peg to dry

Question 8

What are conical flasks?

Answer 8

Conical flasks hold solids or liquids that may release gases during a reaction or that are likely to splatter if stirred or heated

Question 9

What is a graduated cylinder?

Answer 9

A graduated cylinder is used to measure volumes of liquids

Question 10

What is a funnel?

Answer 10

A funnel is used to aid in the transfer of liquid from one vessel to another

Question 11

What’s a pipet?

Answer 11

Pipet measures and delivers exact volumes of liquids

Question 12

What is a bunsen burner?

Answer 12

Bunsen burners are used for the heating of nonvolatile liquids and solids

Question 13

Dealing with accidents and emergencies: steps to take

Answer 13

If an accident occurs, remain calm and immediately alert your teacher or lab supervisor. Follow their instructions and provide any necessary first aid.

Question 14

Dealing with accidents and emergencies: equipment location

Answer 14

Know the location of safety equipment, such as safety showers, fire extinguishers, and eyewash stations, in case of an emergency

Question 15

Dealing with accidents and emergencies: Post-accident procedures

Answer 15

Report any accidents or incidents to your teacher or lab supervisor and complete any necessary paperwork

Question 16

Conclusion: Lab safety protocols

Answer 16

Remember to follow all lab safety protocols for a safe and successful experiment

Question 17

Conclusion: Proper handling

Answer 17

Proper handling of lab equipment is essential to conducting a successful experiment

Question 18

Conclusion: importance

Answer 18

Understanding the importance of lab safety and proper handling of lab equipment will ensure success in future experiments

Question 19

What is the purpose of wearing protective clothing, such as lab coats and goggles, in a chemistry lab?

Answer 19

To protect your skin and eyes from harmful chemicals, spills, and reactions

Question 20

What precautions should be taken while handling chemicals in a lab?

Answer 20

Wear protective clothing, follow instructions, tie back your hair, and keep your workspace clean and organized

Question 21

Describe the process of using a Bunsen burner safely?

Answer 21

Bunsen burners are used for the heating of nonvolatile liquids and solids