Laboratory Safety Guidelines

Questions and Answers

What is the proper way to carry sharp instruments in the laboratory?

With tips and points tucked in towards the body

With tips and points pointing down and away (correct)

With tips and points held close to the face

With tips and points pointing up

When should students wear laboratory goggles?

Only when the instructor is present

Only when working with glassware

When instructed to by a peer

Any time chemicals, heat, or glassware are used (correct)

What should a student do immediately if they or their lab partner are hurt?

Seek first aid from another student first

Wait until the lab activity is over to report

Yell out 'Code one, Code one' to get the instructor's attention (correct)

Attempt to treat the injury themselves first

Why should contact lenses be avoided in the laboratory?

They can trap harmful substances against the eye Signup and view all the answers

What is the correct action to take if a chemical splashes in your eyes?

Flush with running water for at least 20 minutes and notify the instructor Signup and view all the answers

What items must be secured or tied back during laboratory activities?

Long hair and loose or baggy clothing Signup and view all the answers

What should you do with unused chemicals after an experiment?

Dispose of them as per the instructor’s guidelines Signup and view all the answers

What is the advised method for checking chemical bottles before using them?

Check the label twice before removing contents Signup and view all the answers

What should students do if they break a mercury thermometer?

Notify the instructor immediately and do not touch the mercury Signup and view all the answers

What type of clothing is appropriate for laboratory activities?

Clothing that completely covers the body, with secured hair and no dangling jewelry Signup and view all the answers

Study Notes

Knife and Sharp Instrument Safety

Carry knives and sharp instruments with tips pointing down and away from the body.
Always cut away from the body to minimize risk of injury.
Never attempt to catch falling sharp instruments.
Only grasp sharp instruments by their handles to ensure safety.

Laboratory Health Precautions

Consult a physician regarding any medical conditions (e.g., allergies, pregnancy) before working in a lab.
Laboratory goggles are mandatory during any chemical, heat, or glassware activities; no exceptions allowed.
Wearing contact lenses in the lab is restricted and requires instructor approval.

Proper Laboratory Attire

Long hair should be tied back, and loose or dangling jewelry/clothing must be secured to prevent hazards.
Closed-toe shoes are required; sandals are prohibited in the laboratory.
Lab aprons must be worn during laboratory activities to protect clothing and skin.

Accident and Injury Protocol

Report any accidents (spills, breakages) or injuries (cuts, burns) to the instructor immediately, regardless of severity.
In case of personal injury, call out "Code one. Code one" to alert the instructor for assistance.
If chemicals splash in the eyes or on the skin, rinse immediately with water from the eyewash station or safety shower for at least 20 minutes and notify the instructor.

Chemical Handling Guidelines

Treat all laboratory chemicals as dangerous; do not touch, taste, or smell unless instructed.
Always check chemical labels twice before use and only take the quantity needed for experiments.
Never return unused chemicals to their original containers to avoid contamination and accidents.

Description

This quiz covers essential safety guidelines for laboratory environments, focusing on proper handling of sharp instruments, health precautions, appropriate attire, and emergency protocols. Understanding these safety measures is crucial for preventing accidents and ensuring a safe working atmosphere in the lab.