Podcast
Questions and Answers
Which of the following footwear is BEST in the laboratory?
Which of the following footwear is BEST in the laboratory?
- Shoes appropriate for the weather
- Open-toed shoes
- Closed-toed shoes (correct)
- Sandals
Approved eye protection devices (such as goggles) are worn in the laboratory when?
Approved eye protection devices (such as goggles) are worn in the laboratory when?
- Any time chemicals, heat or glassware are used (correct)
- To avoid eye strain
- Only if you don't have corrective glasses
- To improve your vision
Flammable materials, like alcohol, should never be dispensed or used near?
Flammable materials, like alcohol, should never be dispensed or used near?
- A sink
- An open flame (correct)
- An open door
- Another student
You have been injured in the laboratory (cut, burn, etc), First you should?
You have been injured in the laboratory (cut, burn, etc), First you should?
When you finish working with chemicals, biological specimens, and other lab substances, always?
When you finish working with chemicals, biological specimens, and other lab substances, always?
Personal eyeglasses provide as much protection as?
Personal eyeglasses provide as much protection as?
After completing an experiment, all chemical wastes should be?
After completing an experiment, all chemical wastes should be?
When gathering glassware and equipment for an experiment, you should?
When gathering glassware and equipment for an experiment, you should?
If an acid is splashed on your skin, wash at once with?
If an acid is splashed on your skin, wash at once with?
If a lab experiment is not completed, you should?
If a lab experiment is not completed, you should?
If a piece of equipment is not working properly, stop, turn it off, and tell?
If a piece of equipment is not working properly, stop, turn it off, and tell?
If a laboratory fire erupts, immediately?
If a laboratory fire erupts, immediately?
In a laboratory, the following should not be worn?
In a laboratory, the following should not be worn?
You are heating a substance in a test tube. Always point the open end of the tube?
You are heating a substance in a test tube. Always point the open end of the tube?
Horseplay or practical jokes in the laboratory are?
Horseplay or practical jokes in the laboratory are?
If you do not understand a direction or part of a lab procedure, you should?
If you do not understand a direction or part of a lab procedure, you should?
Long hair in the laboratory must be?
Long hair in the laboratory must be?
Hot glass looks the same as cold glass.
Hot glass looks the same as cold glass.
Never remove chemicals or other equipment from the laboratory.
Never remove chemicals or other equipment from the laboratory.
Chipped or cracked glassware is okay to use.
Chipped or cracked glassware is okay to use.
Work areas should be kept clean and tidy.
Work areas should be kept clean and tidy.
All chemicals in the lab are to be considered dangerous.
All chemicals in the lab are to be considered dangerous.
All unauthorized experiments are prohibited.
All unauthorized experiments are prohibited.
Laboratory aprons should be worn during all lab activities.
Laboratory aprons should be worn during all lab activities.
Return all unused chemicals to their original containers.
Return all unused chemicals to their original containers.
Read all procedures thoroughly before entering the laboratory.
Read all procedures thoroughly before entering the laboratory.
Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present.
Laboratory work can be started immediately upon entering the laboratory even if the instructor is not yet present.
It's okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.
It's okay to pick up broken glass with your bare hands as long as the glass is placed in the trash.
Study Notes
Laboratory Safety Guidelines
- Closed-toed shoes are best for laboratory safety to protect against spills and heavy objects.
- Approved eye protection, such as goggles, should be worn whenever chemicals, heat, or glassware are present.
- Flammable materials, like alcohol, must never be used near an open flame to avoid fire hazards.
- In case of injury, wash hands thoroughly; skin treatments are not recommended right after an accident.
- Always wash hands after handling chemicals or biological specimens to ensure any traces are removed.
- Personal eyeglasses do not offer adequate protection in a laboratory setting; use proper safety goggles instead.
- Dispose of chemical waste as per instructor's directions to ensure safety and environmental compliance.
- Before starting an experiment, read directions carefully, check glassware for cracks, and clean dirty equipment.
- Rinse skin with plenty of water immediately if an acid is splashed for emergency acid management.
- If an experiment is unfinished, consult with the instructor instead of attempting to complete it independently.
- Report any malfunctioning equipment to the science instructor immediately and do not continue using it.
- Notify the instructor without delay in the event of a laboratory fire to ensure a proper response.
- Loose clothing, dangling jewelry, and sandals are prohibited in the lab to minimize hazards.
- Always point the open end of a heated test tube away from yourself and others to prevent accidents.
- Horseplay and practical jokes are strictly forbidden in laboratory settings for safety reasons.
- Seek clarification from the instructor if any part of the lab procedure is unclear before proceeding.
- Long hair must be securely tied back to prevent it from coming into contact with chemicals or flames.
- Recognize that hot glass looks the same as cold glass; always handle with caution.
- Assume that all chemicals in the lab are hazardous and treat them accordingly for safety.
- Unauthorized experiments are not permitted in the lab to maintain a controlled and safe environment.
- Laboratory aprons are recommended, but not mandatory for all lab activities.
- Unused chemicals should not be returned to their original containers to prevent contamination.
- Always read all laboratory procedures thoroughly before entering the lab for preparation and safety.
- Do not begin laboratory work until the instructor is present to ensure proper oversight and guidance.
- Broken glass must never be handled with bare hands; proper disposal methods must be followed.
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Description
Test your knowledge on essential laboratory safety guidelines. This quiz covers proper attire, equipment usage, handling of chemicals, and emergency procedures to ensure a safe laboratory environment. Make sure to familiarize yourself with these critical safety measures before conducting experiments.
