You wish to make sure there are 0 components for every million (ppm) of ammonia, 0 ppm of nitrites, and under forty ppm of nitrates. Imbalanced levels of these waste compounds is usually hazardous to your fish, so preserving the right harmony is essential. Scrubbing the tank also can help https://jeffrey0nxfl.59bloggers.com/33021970/not-known-factual-statements-about-how-to-clean-water-tanks