Is it a bad idea to use lead fishing weingh to hold the air stone's down dont want my plants to get lead poisoning lol if its posable
I would stear cleaqr of heavy metals for many reasons and many applications outside growing. Then again I know very little about hydroponic growing, but I do reccomend soil over hydro so I guess I am not very helpful..... Pb has got to be better than Osmonium bro.