1. Laboratory Safety
It is your responsibility to protect yourself and other students in a safe manner while in the laboratory. You can avoid accidents in the laboratory by following directions, handling materials carefully, and taking your work seriously.

2. General Guidelines
Only perform investigations or experiments specifically assigned by the teacher.
Familiarize yourself with the experiment and all safety precautions before entering the lab.
Before beginning work, tie back long hair, roll up loose sleeves, and put on any required protective equipment as directed by your teacher.

3. Always wear a lab apron and safety goggles.
No contact lenses are allowed in the lab.
Know the location of all safety and emergency equipment used in the laboratory.
Immediately report any accident, incident, or hazard – no matter how trivial – to your teacher.
In case of fire, alert your teacher and leave the lab.
Do not have or consume food or drinks in the lab.

4. Do not fool around in the laboratory.
Do not apply cosmetics in the laboratory.
Keep your work area neat and uncluttered.
Clean your work area at the conclusion of each lab period as directed by your teacher.
Wash your hands with soap and water after each lab.

5. wafting – a method used to smell the contents of a bottle, place hand over opening of bottle and gently wave hand back and forth to emit fumes
laboratory fume hoods – used to control exposure to toxic, offensive or flammable vapors, gases and aerosols
transferring liquids - pour the liquid down a stirring rod held across the top of the beaker from which one is pouring

6. Using the Inoculating Loop

7. If you add water to acid, so much heat is released that the solution may boil very violently, splashing concentrated acid out of the container! If you add acid to water, a small amount of heat is released and it is not enough to vaporize and spatter it. So Always Add Acid to water, and never the reverse.