??? (????) ???? ??? ???: ????????? ??? ??????? ?? ???????????? ?????? ???? ????? ??, ????? ???? ?? ???? ???? ???Before introducing h2o to your tank, it should be adequately cleaned. Use an answer of potassium permanganate, i.e., KMNO4 (antifungal agent), to wash the tank and go away it for 24 hours to scrub. This Alternative assists eliminate all o