Lab safety 1
Flammable materials, like alcohol, should never be dispensed or used near this.
What is fire/open flames/heat.
when heating a substance in a test-tube you should always point the open end __________
away from others
You want to place a piece of glass tubing into a rubber stopper after the tubing has been fire polished and cooled. This is best done by ___________
lubricate tubing with water, use a towel or gloves for protection, twist tubing carefully
These type of shoes should be worn in lab.
Clothes toed shoes
The first thing you should do when you don't understand directions is to phone a friend.
False, ask a teacher
When around these two things, you should wear eye protection.
What chemicals and heat/fire?
You should do these two important things when you have been injured in the lab (cut, burn, etc.)?
inform the teacher and don't panic. Follow accident procedures. Wash cuts with soap and water, flood burns with cold water for several min.
Hair should be prepared this way when working in a lab.
What is tied back or in a pony tail?
if a piece of equipment is not working properly you should ___________
inform the teacher
True or False: Hot glass looks the same as cold glass?
True
You should do these two things if a lab fire erupts?
Inform the teacher and get out.
Use this tool when picking up a hot flask and also where these.
What are tongs and gloves
What kind of protection do person eyeglasses provide?
Not as good as goggles
Horseplay and practical jokes in the lab are __________
prohibited
After completing an experiment all chemical wastes should be disposed of according to teacher's instructions.
True
You should do this if you are not able to perform your lab completely.
What is tell the teacher?
Before grabbing glassware for an experiment, you should do this before touching it.
If you do wear loose clothing for lab, you should do this with it to avoid fire.
What is tie it back or roll it up, make it tighter.
What is plenty of water?
Return all unused chemicals to their original containers.
False- let the teacher dispose of them
If a chemical spill happens, you should wipe it up wearing these.
The place in which you should move to quickly to put out the fire in your hair.
What is the sink?
What is the lab rule for dangling jewelry?
take it off
when you finish working with chemicals, biological specimens, and other lab substances, you should ___________
Wash you hands thoroughly with soap and water
Lab work can be started immediately as you walk in the door.
False, wait for teacher instructions