Laboratory Safety Guidelines

Questions and Answers

What should you do if chemical splashes in your eyes or on your skin?

Apply ointment immediately.

Inform your lab partner.

Cover the area with a cloth.

Flush with running water from the eyewash station or safety shower for at least 20 minutes. (correct)

All chemicals in the laboratory are considered dangerous.

True

What should you never do with unused chemicals?

Share them with others.

Store them for later use.

Return them to their original containers. (correct)

Dispose of them properly.

What should you check before removing contents from chemical bottles?

The label on the chemical bottle. Signup and view all the answers

You should mix chemicals in sink drains for disposal.

False Signup and view all the answers

What should you do while using a burner?

Keep hair, clothing, and hands away from the flame. Signup and view all the answers

You should wait for instructions to clean all work surfaces and specific apparatus at the end of the ________.

experiment Signup and view all the answers

What should you do with your hands after performing all experiments?

Wash with soap and water. Signup and view all the answers

You should wait to be dismissed by the bell.

False Signup and view all the answers

Make sure your workstation is clean and orderly as you found it, nicely prepared for you! Your safety depends on ________.

order Signup and view all the answers

Study Notes

Emergency Protocols

Immediately get the instructor’s attention if a lab partner is hurt.
In case of chemical splashes in eyes or on skin, flush with running water from an eyewash station or safety shower for at least 20 minutes.
Do not touch broken mercury thermometers; handle with care.
Report any chemical spills, fires, or gas leaks to the instructor.

Chemical Safety

Treat all laboratory chemicals as potentially dangerous; avoid touching, tasting, or smelling unless instructed.
Proper technique for smelling chemical fumes will be demonstrated by the instructor.

Chemical Handling Guidelines

Check labels on chemical bottles twice before removing contents to ensure accuracy.
Only take the amount of chemicals needed for the experiment.
Do not return unused chemicals to original containers to avoid contamination.

Disposal and Waste Management

Dispose of chemical waste properly; do not mix chemicals in sinks.
Sinks are designated for water and instructor-approved solutions only.

Burner and Flame Safety

Keep hands away from gas valves; do not tamper with them.
Exercise caution when using burners; maintain a safe distance from flame with hair, clothing, and hands.
Never place substances into the flame without explicit instruction.
Avoid reaching over an exposed flame.

Clean-Up Procedures

Wait for instructions before cleaning work surfaces and equipment post-experiment.
Return all equipment in clean and functional condition to the designated area.
Wash hands thoroughly with soap and water after all experiments.

General Lab Conduct

Maintain a clean and orderly workstation, as it was prepared for you.
Stay seated and wait for teacher dismissal rather than leaving when the bell rings, highlighting the importance of safety protocols.

Description

This quiz covers essential laboratory safety protocols. You will learn the immediate actions to take in case of emergencies such as chemical spills, injuries, or fires. Understanding these guidelines is crucial to ensure a safe working environment in the lab.