Laboratory Rules 1. Every student must wear laboratory coat during lab hours. 2. Every student must be in the lab on time. 3. Every student works in pairs and you can’t change your partner during semester. 4. Every pair uses same lab equipments in every lab work. 5. Group A works on Wednesdays, and group B works on Fridays. 6. You must attend all the lab works. If you don’t obey item1 & item2, you are not allowed to work in the laboratory!!!