In fact, the wastewater rate of water purification machines you see on the market is very high. Generally, water purification machines produce two cups of waste water with one cup of clean water, while better water purification machines produce one cup of waste water with one cup of clean water.
The machine that displays UI and Haoze is very similar to
Is it hot
Face-less pink head
Wouldn't it be a waste to pour out the water below the dotted line?