Turn on a tap in Riyadh, Jeddah or Dammam, and the water almost certainly started as seawater. Saudi Arabia is the world’s largest producer of desalinated water. For most of the Kingdom’s cities, desalination is not a supplement to the wate

QUOTE · 引述
Turn on a tap in Riyadh, Jeddah or Dammam, and the water almost certainly started as seawater. Saudi Arabia is the world