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Bottled Water vs. Tap Water: Can You Tell the Difference?

ABC News' Dr. Richard Besser challenged people to take the water challenge.
12/12/2013

Transcript for Bottled Water vs. Tap Water: Can You Tell the Difference?

next tonight, our real answers team is back because a big change is happening across america. Few of us are drinking soda and more people are turning to bottled water, but is bottled water better than... See More
This transcript has been automatically generated and may not be 100% accurate.
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