Unit 1: Lab Safety

What is the primary purpose of the student safety contract in the science classroom?

• To ensure students complete their assignments on time.

• To provide a list of chemicals used in the laboratory.

• To ensure a safe science classroom environment.

• To outline the grading criteria for laboratory work.

What should you do if you do not understand a direction or part of a procedure in the laboratory?

• Ignore it and proceed with the experiment.

• Ask the instructor before proceeding.

• Guess and continue with the experiment.

• Ask a fellow student for help.

What is the correct action to take when entering a science room?

• Touch all equipment to familiarize yourself.

• Start working on the experiment immediately.

• Do not touch any equipment, chemicals, or other materials until instructed to do so.

• Eat and drink to prepare for the experiment.

What should you do if you have a medical condition such as allergies or pregnancy?

• Ignore it and proceed with the experiment.

• Inform your instructor prior to working in the lab.

• Only work on experiments that do not involve chemicals.

• Wear extra protective clothing.

What is the proper way to handle chemicals in the laboratory?

• Smell and taste the chemicals to identify them.

• Handle them without any protective gear.

• Do not touch, taste, or smell any chemicals unless specifically instructed to do so.

• Mix all chemicals together to see the reaction.

What should you do if a chemical splashes in your eye(s)?

• Rub your eyes immediately.

• Wash your eyes with running water from the eyewash station for at least 20 minutes.

• Close your eyes and wait for the pain to subside.

• Use a tissue to wipe your eyes.

What is the correct procedure if there is a fire drill during a laboratory period?

• Continue working on your experiment.

• Leave the laboratory immediately without turning off any equipment.

• Containers must be closed, gas valves turned off, fume hoods turned off, and any electrical equipment turned off.

• Ignore the fire drill and stay in the laboratory.

What should you do if you or your lab partner are hurt?

• Ignore the injury and continue working.

• Report the accident to the instructor immediately, no matter how trivial it may appear.

• Wait until the end of the class to report the injury.

• Try to treat the injury yourself without informing anyone.

What is the rule regarding food and beverages in the laboratory?

• Food and beverages are allowed if kept in a sealed container.

• Do not eat food, drink beverages, or chew gum in the laboratory.

• Only water is allowed in the laboratory.

• Food and beverages are allowed during breaks.

What should you do with chemical waste in the laboratory?

• Pour it down the sink.

• Mix it with other chemicals.

• Dispose of it only in the proper waste containers as instructed.

• Leave it on the lab bench for the instructor to clean up.