A huge bottle water industry has recently emerged, with the U.S. its largest consumer. But is its water actually healthier, safer or tastier than tap H20? A water expert shows that the bottled product does not meet the same strict standards in the U.S. as that from the tap, although tap quality can vary among communities. A blind taste test by young students suggest that most people cannot tell the difference between tap and bottled. And, throwaway bottles create pollution, while our own bottles can be reused if washed regularly.