Makes potable, in a way

• Makes potable, perhaps
• Makes drinkable, as seawater
• Makes seawater potable
• Treats seawater, perhaps
• Processes seawater
• Makes drinkable, in a way
• Treats sea water
• Makes safe for drinking, as water

Wiktionary Word definitions in Wiktionary
vb. (en-third-person singular of: desalt )