>>1453649And wouldn't you know it, spend all day trying to find out and nothing. Ask here then have another little search? Find the answer, sort of
Seems they are a part of water treatment and it's a process called "Zero Liquid Discharge" as shown and described in this image here that I found. I'd have thought all this sort of stuff would be done underground or in a sealed environment given where that water comes from but perhaps this is safer to be exposed so openly than I originally thought
>>1453658Thanks for trying to help me figure this out but somehow I managed to find what I was looking for
