Process Diagram
Desalination Water Treatment Process
Prep: 25s
Record: 40s
Look at the image below. In 25 seconds, please speak into the microphone and describe in detail what the image is showing. You will have 40 seconds to give your response.
Sample Answer & Key Features
Review official key features and a band-9 reference response
Key Points to Include in Your Description:
- 1Four-stage desalination process.
- 2Seawater is intake and pre-treated to remove debris.
- 3Reverse osmosis separates salt from water.
- 4Remineralization restores minerals for drinking quality.