The original post: /r/todayilearned by /u/tyrion2024 on 2024-07-22 05:41:14.

Original Title: TIL a study tested 23 human testes & 47 pet dog testes and found microplastics in every sample. The human testicles had a plastic concentration almost three times higher than that found in the dog testes: 330 micrograms per gram of tissue compared with 123 micrograms.