TIL Poland uses clams to test their water supply zmescience.com Submitted by Zrgaloin t3_11h30tj on March 3, 2023 at 3:07 PM in todayilearned 18 comments 125
aussietin t1_jatje6l wrote on March 3, 2023 at 11:26 PM Minneapolis, Minnesota uses Mussels to test the city water. Permalink 3
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