Here’s a fun little headache: Both processes waste a ton of water. Making one gallon of purified water can waste three gallons.
Distilled water is even thirstier. It uses energy to boil and cool. So, Mother Nature isn’t a huge fan of either.
So, when you buy that plastic bottle, remember: You’re paying for a very elaborate water spa. Is it worth it? Sometimes yes. Sometimes it’s just tap water with a good publicist.