Safety
Safety: the prevention of accidents by people through planning and performance.
Safety in the classroom is the most important component to any successful science activity.
You are responsible for both you and your classmates safety.
Classroom Safety:
obtain teachers permission before attempting any activity
wear safety glasses when using chemicals in an experiment
students must stand during the experiment facing the front of the room. All stools must be placed under the desk
long hair and loose sleeves must be secures so they do not interfere with the activity
lab desks must be kept clear of loose papers, texts, and notebooks
all isles should be kept clear
all equipment must be returned clean to their proper location
all chemicals must be disposed of in a manner as instructed by the teacher
the lab bench must be wiped down at the end of the experiment
Chemical Safety:
read the labels of all chemical bottles before handling them
never handle chemicals with your bare hands
be able to recognize hazardous product symbols
never taste chemicals unless instructed by the teacher
use only small quantities of chemicals and never return excess chemicals to the container unless instructed by the teacher
always replace the lid on the container as some chemicals react with air or the moisture in the air
when checking the odour of a chemical, use your hand to waft the fumes carefully towards you. Never put chemicals directly under your nose
chemical spills should be cleaned up immediately as directed by your teacher
chemicals should be disposed of as directed by your teacher. Don’t leave unused chemicals in the sinks
Fire Safety:
learn the proper method for lighting and using the Bunsen burner.
Light the Bunsen burner only when you are ready to use it and never leave it unattended
keep combustible materials away from sparks and flames unless directed by the teacher
when heating chemicals in a test tube, always direct the tube away from people. keep the test tube at an angle and control the source of heat
know the proper procedures for leaving the building in case of a fire
if clothing ignites, then smother with a fire blanket or roll on the floor to smother flames
know the proper use of the fire alarm, fire extinguisher, and fire blanket