30 Questions
What is the primary purpose of eyewashes and safety showers in a laboratory?
To protect employees from injury in case of contact with hazardous chemicals
What should you do if your clothing catches on fire in a laboratory?
Use the SDR technique (STOP, DROP and ROLL) on the ground
What is the correct procedure if a coworker's clothing catches on fire and they run down the hallway in panic?
Tackle them and extinguish their clothing
What is the function of the handle on the eyewash station?
To activate the eyewash
Why is it important to only use the safety shower in emergencies?
Because it can cause a flood that needs to be cleaned up
What is the most common serious hazard that you could face in a typical chemistry laboratory?
Fire
What is the fourth element added to the 'fire triangle' to make a 'fire tetrahedron'?
Chemical reaction
What is the primary principle of fire safety?
Keeping fuel sources and ignition sources separate
What type of fire is caused by combustible materials such as wood, paper, and cloth?
Class A fire
What is the purpose of a fire extinguisher's discharge lever?
To release the extinguishing agent
What is the main difference between an APW extinguisher and a typical fire extinguisher?
APW extinguishers are pressurized with air and filled with water
What happens when any of the four elements of the fire tetrahedron are removed?
The fire is extinguished
What is the primary function of a laboratory fume hood?
To contain and remove hazardous vapors, dusts, and gases from the laboratory
What is the purpose of the sash in a fume hood?
To contain aerosols and prevent injury from splashes or fires
When conducting an experiment with reactive chemicals, what should you do with the sash?
Keep the sash as low as possible to minimize exposure
What is the minimum distance from the opening of the fume hood that you should maintain while working?
15 cm
What should you do with electrical devices when using a fume hood?
Connect them to a power strip outside the fume hood
What should you do when leaving an experiment unattended in a fume hood?
Fill out the overnight/unattended experiment form and post it on the sash
What is the primary purpose of the fire extinguisher in the chemistry lab?
To put out small fires that we might encounter in the lab
When should you not fight a fire?
When you are unsure of what is burning
What is the correct position to stand in when using a fire extinguisher?
Positioning yourself with an exit or means of escape at your back
What is a common mistake when using a fire extinguisher?
Standing against the air current
What should you do when you discover a fire?
Sound the alarm and evacuate the building
What should you do if you are unable to put out a fire with a fire extinguisher?
Leave the building immediately
What is the purpose of the sash in a fume hood?
To ensure proper airflow and protection during an experiment
What should you do if the alarm goes off in the fume hood?
Reposition the sash and sliding panels to the correct positions and then press the 'mute' button
How far should equipment and chemicals be set back from the front of the fume hood?
At least 6 inches
What is the primary reason you should not lean in and put your head in the fume hood?
It is poor lab practice and can be worse than doing the experiment without a hood
What should you do with liquid reagent containers in the fume hood?
Keep them in trays to catch all spills and drips
What should you avoid doing in the fume hood?
All of the above
Test your knowledge on laboratory safety emergency stations, including eyewash and safety shower procedures. Learn how to respond in case of hazardous chemical exposure or fire. Understand the importance of proper emergency protocols in a laboratory setting.
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