I always wondered that myself... Here's what I found:
On the web site of Crystal Geyser. In the FAQ section, someone asked why the company's bottle water has an expiration date. The answer explains that some states require all food and beverages, including bottled water, to state an expiration date on the label. The company says, "we feel that an average storage of two years will help ensure optimal quality." They go on to recommend that you store bottled water in a cool and dry environment, away from non-food products.
We turned to the MadSci Network for more information. Answering the question of why bottled water has an expiration date, the site states that over time, the water picks up flavors from its packaging. These flavors, combined with warm storage temperatures, contribute to the "generation of musty tastes."
According to the International Bottled Water Association, the FDA has not established a shelf life for water, so you can store those bottles indefinitely. As long as the packaging is intact and unopened, you shouldn't need to worry about any type of bacteria or microorganisms growing in the water. If the bottle has been opened, however, it can grow bacteria and algae if it is not consumed within 2 weeks.
So while it doesn't appear that unopened bottles of water actually go "bad" in the sense that they would make you sick, they might not taste the greatest after several years of sitting on the shelf collecting dust.
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There are two main types of sterilisation that all food and drink manufacturers use. The first is the use of Perasetic acid that gives an instant kill to most pathogens (bugs that make you ill). The second is by the use of steam. Holding a steam temperature of above 120 degrees in the product line for 15 minutes will kill virtually all pathogens. However, some bacteria form spores when they know the surroundings are becoming dangerous for them. These spores are virtually indestructable and can last for millions of years in ice frozen soil for instance. The only way to make totally sterile drinks would be to make them radioactive and that wouldn't be good! The manufacturer cannot guarantee that their product is free of pathoogens and gives it a 'use by' to minimise their liability. Packaging deterioration is the other reason for the BBD.
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Why does my water have an expiration date? What happens to the water after the expiration date? Is it still safe to consume?
The expiration date helps store personnel keep our products rotated on store shelves. It does not affect the water quality, if the package has been properly stored. The U.S. Food and Drug Administration (FDA), which regulates the bottled water industry, does not require a shelf life for bottled water. We recommend no more than two years in general, and one year for sparkling water in plastic bottles.
2006-08-29 22:24:26
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answer #1
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answered by lain_xiii 2
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Pure water does not expire of course, but then you will need to have distilled and pasteurized water packed in a vacuum.
Regular "purified" bottled water has residual bacteria in it and the little bubble of air in the bottle also. After a year or so these may have multiplied and cause a taste, rather than a health hazard.
2006-08-29 22:32:14
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answer #2
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answered by Hi y´all ! 6
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Water by itself doesn't go bad of course but it can be contaminated. Plastic bottles start to breakdown after a few years and contaminate the water making it carcinogenic. That is the reason for the expiration dates on bottled water.
2006-08-29 22:23:02
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answer #3
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answered by Windseeker_1 6
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Lmfao, i'm not sure. I notice them too. It apparently takes over a year for them to expire. But I think it's something about the water not being purified anymore or something.
2006-08-29 22:14:59
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answer #4
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answered by xxtwistedprincess 1
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water never expires,but bottled water has additives that expire
2006-08-29 22:18:36
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answer #5
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answered by Anonymous
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Could be because of plastic from the bottle leaching into the water over a period of time.
2006-08-29 22:17:44
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answer #6
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answered by Thunder 3
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everything in the world gets expired
2006-08-29 22:45:48
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answer #7
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answered by Rashil 3
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I recommend anything that is processed and sold in stores to be identified by its use/expiration date.
That way the company is liable should anything be wrong with their product.
2006-08-29 23:59:09
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answer #8
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answered by Anonymous
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nope water is water and water never expires it all will just taste wierd but it is still drinkable and it is not off
2006-08-29 22:18:08
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answer #9
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answered by cityhillsong 1
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Thankyou all for your answers and opinions.
2016-08-20 05:58:46
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answer #10
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answered by Anonymous
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