Lab safety 1
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
unplug electrical items and turn off gas (if it's on) before leaving
When heating a piece of glass, you should do what?
wait until it cools
True or False
Personal glasses are just as good as safety googles, a face shield, or safety glasses
False
If you have extra time during a lab you can use extra chemicals and or go into the chemical storage room to get more and complete unauthorized labs.
FALSE! Never performed unauthorized labs!
You should never enter the chemical storage room.
After completing an experiment all chemical wastes should be
triple points
disposed of according to teacher's instructions
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...
Hold a scalpel like a ____________
pencil
True or False: Hot glass looks the same as cold glass?
True
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
1 lab rule for clothing in the lab.
No baggy or loose clothing.
NO lanyards
Take off dangling jewelry
wear goggles
If an acid is spilled on your skin you should immediately wash with...
plenty of water
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
you should point an open end of a test tube this way when heating
toward no other person
forbidden
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