What we're finding is that a much more cost-effective and practical way of recycling wastewater is to turn treated wastewater into drinking water through a two-step process.
우리가 생각하기에 폐수를 재활용하기 위한 좀 더 경제적이고 실용적인 방법은 2단계의 과정을 통해 폐수를 식수로 바꾸는 겁니다.