Originally Posted by cigarettes42
i collected the water with just a few plastic buckets sitting outside for a few hours then poured them into a single bucket then ran a airstone through it. i dont use homemade ph adjusters, i use general hydroponics ph up/down. i dont know why you want to make this thread a dick measuring contest. i never said rain water doesnt work, it just didnt work for me and to monitor when using. i live in ca and you live in hawaii. maybe there is more pollution in ca then hawaii? who knows. all i know is that when it rains, the rain droplets absorb the pollution in the air and when the water goes in the ground the ground filters it out.