Lab Safety and Equipment

What is a graduated cylinder used for?

• To measure the volume of liquids accurately.

• To mix chemicals together.

• To heat substances to high temperatures.

• To measure the weight of solids.

What is the purpose of a fume hood?

• To ventilate hazardous fumes and protect users from inhalation.

• To provide a workspace for chemical reactions.

• To store chemicals safely away from users.

• To enhance the aesthetic appeal of the laboratory.

Why is it important to read labels on chemical containers?

• To understand the hazards and proper handling of the chemicals.

• To find out the price of the chemicals.

• To know the expiration date of the chemicals.

• To determine the color of the chemicals.

What is the primary function of an Erlenmeyer Flask?

• To store solid chemicals safely.

• To mix different chemicals and allow for swirling without spillage.

• To measure the exact volume of liquids.

• To heat substances directly over a flame.

True or False: All chemicals in the lab are to be considered dangerous.

• True

• False

• Only some chemicals

• None of the chemicals

What is the purpose of safety goggles in the lab?

• To enhance vision in low light conditions.

• To protect your eyes from harmful chemicals and debris.

• To provide a fashionable look while working.

• To prevent eye strain from computer screens.

What is the role of a fire extinguisher in the lab?

• To put out small fires and ensure safety.

• To provide light during power outages.

• To store chemicals safely.

• To ventilate the lab environment.

What should you do with broken glassware in the lab?

• Dispose of it in the regular trash can.

• Notify the teacher and dispose of it in a designated glass disposal container.

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

• Wrap it in paper and throw it in the recycling bin.

What is the primary function of a Bunsen Burner in a laboratory?

• To heat substances.

• To cool substances.

• To mix chemicals.

• To measure temperature.

What should you do if you spill a chemical on yourself?

• Rinse the affected area with water and inform the teacher.

• Ignore it and continue working.

• Apply a bandage to the area immediately.

• Use a chemical neutralizer on the spill.