Lab Safety and Apparatus

What is the main purpose of using a beaker in a laboratory?

• To heat chemicals

• To store solid materials

• To use as a musical instrument

• To hold and measure liquids

When should safety goggles be worn in a lab setting?

• When there is a risk of chemical splashes, flying debris, or any other potential eye hazards.

• When taking a break

• Only during experiments involving fire

• When wearing gloves

What is the function of a Bunsen burner in a laboratory?

• To provide heat for cooking experiments

• To cool down the temperature in the laboratory

• To provide a controlled flame for various laboratory purposes.

• To play music in the laboratory

Why is it important to properly store chemicals in a lab?

• To experiment with chemical reactions

• To create a colorful lab environment

• To prevent accidents, maintain chemical integrity, and ensure accurate experimental results.

• To confuse other lab members

What should you do in case of a chemical spill in the lab?

• Leave the spill unattended and unreported

• Attempt to clean up the spill without proper equipment

• Alert others, evacuate, inform designated personnel, contain spill, follow spill response procedures.

• Ignore the spill and continue working

Why is it important to label all containers in a lab?

• To confuse lab personnel

• To add unnecessary work

• To waste labeling supplies

• To ensure proper identification, prevent cross-contamination, promote safety, and maintain organization.

How should you dispose of broken glassware in a lab?

• Recycle broken glassware with other recyclables

• Dispose of broken glassware in a plastic bag

• Dispose of broken glassware in a designated puncture-resistant container labeled for glass disposal.

• Throw broken glassware in the regular trash bin

What is the correct procedure for using a hot plate in a lab?

• Place the hot plate on a stable surface, plug it in, set the desired temperature, use appropriate safety gear, monitor the experiment, and turn off the hot plate after use.

• Place the hot plate on an unstable surface

• Set the temperature to the highest level immediately

• Use safety gear that is not appropriate for the experiment

Why is it important to wear gloves when handling chemicals?

• To keep hands warm

• To show off fashion accessories

• To protect the skin from potential irritation, burns, or absorption of harmful substances.

• To improve grip

What should you do in case of a fire in the lab?

• Try to put out the fire yourself

• Close the door and trap the fire inside

• Evacuate the area, activate the fire alarm, and call emergency services.

• Ignore the fire and continue working