How Manufacturing Water Works
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Many people store water for emergencies -- but is it true that water sitting for too long will go bad? Listen in as Marshall Brain breaks down the science of water purification in this HowStuffWorks podcast.
Americans get an incredible deal on tap water. For just $.03, you can draw 10 gallons of drinkable, bathable, flushable liquid easily from your faucet. But is there a water crisis on the horizon? (Spoiler: yes.) And can a whole slate of incredible inventions save the world? (S ...