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Lab Safety Quiz
| Question | Answer |
|---|---|
| When you read the label on a chemical container, what are the three most important pieces of information? | Concentration of chemical, chemical name, and hazard warnings |
| How many times should you read this information before you open the container? | Twice |
| Why is it important to read instructions all the way through before beginning an experiment? | So you know exactly what you're doing. |
| Should you add acid to water or water to acid? | Acid to water. |
| When you need to carry chemicals from one place to another in the lab, what size container is the safest to use? | Smaller |
| How do you smell chemicals safely? | Hold it away from your face and motion it to your nose |
| What should you do with leftover chemicals after an experiment? | Dispose in a waste container |
| How can you draw small volumes of liquids into a pipette safely? | With a bulb/filler |
| If you spill a chemical, what should you do? | Report spill and let teacher clean it up |
| What two things should you do when you are finished with your experiment? | Clean up and wash hands |
| Is goofing around in the lab ok? | No |
| Where should you keep personal belongings that you bring to the lab? | In a cubby/out of the way |
| What is a safe way to read a burette that is above your eye level? | Lower it to your level or heighten yourself to its level by a stool |
| Is the lab a safe place to eat/drink/apply makeup, why? | No, because chemicals can contaminate it |
| If you have any kind of accident in the lab, what do you do first? | Remove any glass/notify teacher |
| If something gets in your eye, what do you do? | Wash them in eyewash for 15 minutes |
| When do you need to use the safety shower? | Immediately after corrosive material is spilled on you or a fire on clothing. Stay 15 minutes |
| How do you extinguish a small fire in a container? | Covering with eyeglass |
| What should you do with a larger fire? | Extinguisher operated by teacher |
| To extinguish a lab fire, you should know | How to operate an extinguisher, where it is, who is responsible for using it |
| Approved eye protection devices (like goggles) are used in the lab should be worn when? | At all times when so instructed to by the science teacher |
| If a lab fire erupts, notify your teacher at once and then? | Follow her directions |
| Acid dilutions, with few exceptions, should be done by | Students |
| Flammable materials like alcohol should never be dispensed or used near what? | An open flame |
| If you develop a headache in the lab, you should | Tell the instructor |
| If you wear contact lenses in the lab, whom should you tell? | Your science teacher |
| Cleaning up the lab is the responsibility of whom? | Students leaving the lab |
| You are aware that you have allergies. You should | Discuss the matter with your teacher |
| Spilled acid can be best neutralized with... | Water |
| You are heating a substance in a test tube. Always point the open end where? | Towards no one else |
| You are heating a piece of glass and now want to pick it up. You should? | Use tongs |
| You have been injured in the lab. First you should | Tell the science teacher at once |
| A spilled base can be made safe by neutralizing with | Concentrated acid |
| Pipets are used to measure and dispense small amounts of liquids. You should draw the liquid into the pipet by using? | A rubber suction bulb |
| You want to place a piece of glass tubing into a rubber stopper after it has been fire polished and cooled. This is best done by | Lubricating the tubing with water/glycerine, Using a towel for protection, and twisting the tubing and stopper carefully. |
| Eyeglasses provide how much protection? | None! |
| Before you touch an electrical outlet, electrical plug, or electrical switch... | Your hands must be dry |
| Some alcohol has been spilled. What is the best cleanup procedure? | Tell the science teacher and clean it up at once |
| Paper towels or rags with flammable liquids or solid chemicals on them must be put in... | A designated chemical waste container with a lid. |
| Long hair in the lab must be... | Kept entirely out of the way with a hair band |
| In a lab, you should be cautious of... | Loose clothing, dangling jewelry, and flammable clothing. |
| What footwear is appropriate in the lab? | Closed shoes |
| Goofing off in the lab is? | Always against the rules |
| Injuries and accidents may result from spills. Always clean them up when? | At once |
| To put out a fire in a person's hair or clothing, use what? | A fire blanket |
| All lab floors, aisles, and passageways should be kept clear of ... | Lab equipment and chemicals |
| If a piece of equipment is not working properly, stop, turn it off, and tell whom? | the teacher |
| If an acid is splashed onto your clothing, wash it at once with what? | Running water |
| When you finish working with chemicals, biological specimens, and other lab substances, always... | Wash your hands thoroughly with soap and water |
Created by:
mcculin14