作业帮 > 英语 > 作业

新加坡如何节约水他的过滤水的系统如何工作

来源:学生作业帮 编辑:大师作文网作业帮 分类:英语作业 时间:2024/11/13 19:52:23
新加坡如何节约水
他的过滤水的系统如何工作
新加坡如何节约水他的过滤水的系统如何工作
They recycle the waste water and put it back into drinking water.When you buy bottled "New water",they are the recycled water.
It is not new as the astronauts in the spacecraft all drink their own urine,(of course after filter and treatment).
In australia they begin to do that as well.
the water system is quite safe and I don;t think you need to worry too much about their tap water.