Lab safety symbols
Draw the chemical safety symbol.
Bottle tilted
What is the first lab rule?
Know what equipment is being used and what it is used for.
Dispose of materials properly, what does that mean?
Follow the disposal directions on the board.
What will I use if I need to take a temperature?
A thermometer
What does a microscope do?
Used to magnify very small items for easy viewing.
When would a biological safety symbol be needed?
Danger involving bacteria, fungus, or protists.
NEVER appears in bold twice in the rules, write one thing that should never be done in a lab.
Never eat or drink anything in lab without permission.
Never do anything in the lab instructions or without a teacher's permission.
Keep an uncluttered lab area, what does this mean?
Keep only what you need on the lab bench, keep all other items tucked away.
Which balance will be used for smaller lighter objects?
The digital balance
When will laboratory gloves be used?
When we are working with chemicals
Electrical safety is used when using what lab equipment?
Anything that is plugged in and requires electricity.
How many people can get supplies or use equipment at one time?
One
Why is it important to know the safety symbols?
So that you can avoid injury or risks.
What is a scoopula?
Used for transferring dry chemicals
What does a meter stick measure?
Length
What danger/warning is the plant symbol showing?
Poisonous plants with thorns are used.
Where is our nurse located here at Green Acres Middle School?
On the 6th grade hall second door on the office side.
We are working with scales that need to be plugged in as well as water on the bench. What is the risk here?
Electric fire.
Which is more precise a graduated cylinder or a beaker?
Graduated cylinder
When will pipettes be used?
Transferring very small volumes of liquid.
Which lab safety symbol do you believe will be used the most often in our lab at Green Acres?
Clothing safety or eye safety
If you come in open toe shoes, will you be able to participate in lab?
NO
If you need to smell a chemical, how will you go about doing this?
Waft the vapor, NEVER directly smell.
When will googles be used in the lab?
When we are working with chemicals.
What is the difference between a volumetric flask and a erlenmeyer flask?
Erlenmeyer allows mixing, volumetric is precise.