Lab safety
Flammable materials should never be used near ______________
fire/open flames/heat
When heating a substance in a test tube you should always point the open end __________
away from others
How you treat items in the lab (or in life)
respectfully/with respect
True or False
If you do not know what chemical you are using, that's ok ... taste it.
False
if you do not understand the directions you should _________
ask the teacher
How do you safely handle chemicals in the fume hood?
Keep the glass screen at least halfway closed. Make sure exhaust fan is turned on. Never remove anything from the hood.
What should you do if someone in your lab group gets something in their eye?
Help them to the eyewash station and help them hold their eyes open in the stream
True or False
Personal glasses are just as good as safety googles, a face shield, or safety glasses
False
True or False: If you have extra time during a lab you can use extra chemicals and or go into chemical storage to get more and complete unauthorized labs.
FALSE! Never performed unauthorized labs!
You should never access chemical storage.
What should you do if glass breaks in the lab? (3 steps)
1) Tell the teacher
2) Clean it up using a broom (NOT YOUR HANDS)
3) Dispose of it in the glass waste bin
When should approved eye protection devices be worn in the lab?
When using liquids, heat, or glassware.
what should you do if you have been injured in the lab (cut, burn, etc.)?
inform the teacher immediately and don't panic. Follow accident procedures. Wash cuts with soap and water, flood burns with cold water for several min.
All chemicals should be considered...
Dangerous (even basic ones like salt or sugar!)
When should you turn on the emergency shower?
NEVER - unless Ms Christian brings you to the shower after an extreme chemical spill
True or False: Hot glass looks the same as cold glass?
True
When should you wash your hands?
before leaving the lab or when done
when gathering glassware and equipment for an experiment, you should ________
be careful and check for cracks and broken glass.
Make sure it is clean
Read/ listen to instructions
list 2 lab rules for clothing in the lab.
No baggy or ripped clothing.
No open toed shoes
Put up long hair
wear goggles & gloves
If an acid is spilled on your skin you should immediately wash with...
plenty of water
True or false - Your should return all unused chemicals to their original containers
False- let the teacher dispose of them
if you hair is long, before lab you should_____
tie it back
When should you light a burner?
Only when directly supervised by a teacher
True or false: It's okay to run around and jump on each other in the lab
False! Extremely unsafe behavior
When you finish working with chemicals, biological specimens, and other lab substances, you should ___________
Wash you hands thoroughly with soap and water
If you do not understand a direction or part of a lab procedure
ask the teacher before proceeding