The objective of our study is to reveal the effects paper cups sold under different brands on aquatic test organisms, Daphnia magna and Artemia salina, which are frequently used in toxicity studies. To this end, survival rates D. A. salina individuals, were kept alive after cooling exposed 20 °C 80 °C, for 24, 48, 72, 96 hours determined. 
 Upon examining results, while no significant decr...