Does anybody know any good sources for purchasing biochar? I want to use it to pull out some extra nitrates in a water filtration experiment.
I know I could make it; I just don't want to right now
"There is nothing, Sir, too little for so little a creature as man. It is by studying little things that we attain the great art of having as little misery and as much happiness as possible." - Samuel Johnson
Do or do not. There is no try. --Yoda ... this tiny ad thinks Yoda is a dumbass:
It's like being on a deserted island - only with gardens and natural buildings in Montana