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20 questions
If a fire erupts, immediately
notify the teacher.
run for the fire extinguisher.
throw water on the fire.
open the windows.
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.
When you finish working with chemicals, biological specimens, and other lab substances, always
treat your hands with skin lotion.
wash your hands thoroughly with soap and water.
wipe your hands on a towel.
wipe your hands on your clothes.
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