Tertium non data translated from Latin means: the third is not given. It is an alchemical term which refers to the process of combining two disparate elements to create a new, third element. Tertium Non Data is the design shop of Gulnur Ozdaglar. Check out some interesting things made by her out of used PET bottles. She makes lovely jewelry, lamps and bowls. You can see more of her pro graphic and architectural work here.