Potable water

• Potable water - Water that is safe to drink
• What makes a clean water:

  1. Low level of dissolved substances
  2. Neutral Ph
  3. No microorgansims
• Process of clean water:

  1. Filter through mesh
  2. Filter through sand and gravel
  3. Sterilise using ozone or UV light
• Desalination - The extraction of water from seawater