Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.
Question
Secondary 1 | Maths
One Answer Below
Anyone can contribute an answer, even non-tutors.
How should I explain the limitation for the NEWater and Local Catchment ? I am sorry that this is not a Math question but it is a Geography question. I really need help thank you
See 1 Answer
- Lacking minerals such as hardness
- relying on used water sources
- recycled sources from human waste
Catchments
- contamination from unknown sources
- constrained by rainwater fall quantity