Laboratory Safety

If a fire erupts, immediately 

• Notify the teacher
• Run for the fire extinguisher 
• Throw water on the fire
• Open the windows

Approved eye protection devices (such as goggles) are worn in the laboratory 

• To avoid eye strain
• To improve your vision
• Only if you do not have corrective glasses
• Any time chemicals, heat, or glassware are used

If you do not understand a direction or part of a laboratory procedure you should

• Figure it out as you do the lab
• Try several methods until something works
• Ask the teacher before proceeding
• Skip it and go on to the next part

After completing an experiment, all chemical waste should be

• Left at your lab station for the next class
• Disposed of according to your teacher's directions
• Dumped in the sink
• Taken home

You have been injured in the laboratory (cut, burned, etc.). First you should

• Visit the school nurse after class
• See a doctor after school
• Tell the teacher at once
• Apply first aid yourself

Long hair in the laboratory must be

• Cut short
• Held away from the experiment with one hand
• Always neatly groomed
• Tied back or kept entirely out of the way with a hair band, etc.

Which of the following should NOT be worn during a laboratory activity?

• Loose clothing
• Dangling jewelry
• Sandals
• All of the above

Horseplay, practical jokes, or pranks in the classroom are

• always against the rules
• okay
• not dangerous
• okay if you are working alone

When handling animals, students should

• Open cages only with permission
• Not tease or handle animals roughly
• Report bites or scratches to the teacher immediately 
• All of the above

If a piece of equipment is not working properly, stop, turn it off, and tell

• The principal
• Your lab partner 
• Your best friend in the class
• The teacher