i recently got a PPM meter [i think?, now wtf is it for]

wiseguy316 said:

is there not calcium and magnesium in the tap water? those are not crap nutes, done with this thread, i tried to be nice.

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trace amounts! thats why you have to add ferts! it would be better if they weren't there because then you could actually know what is in your solution! anything that comes in tap water is crap!
and wiseguy you were being nice serapis is the one that chimed in with the smug comment! I thought were were having a debate!