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  3. Does water go bad overnight?

Does water go bad overnight?

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  • N Nish Nishant

    I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

    S Offline
    S Offline
    Somanova420
    wrote on last edited by
    #11

    I get that too. I find that if you shake it up or stir it the water will taste 'ok' again. Maybe it's re-oxygenating it?

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    • N Nish Nishant

      I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

      7 Offline
      7 Offline
      73Zeppelin
      wrote on last edited by
      #12

      The different taste is probably a result of the chlorine and chloramines coming out of the water after being left for about 12 hours or so. It takes about 24 hours for them to become undetectable, however.

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      • N Nish Nishant

        I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

        A Offline
        A Offline
        Albert Pascual
        wrote on last edited by
        #13

        Nishant Sivakumar wrote:

        I just gulped down what was left in the glass

        You need to stop gulping and more sipping. This is not the first time you got problems for just gulping instead of carefully sipping your coffee, water, etc... Cheers Al My eMail control My Blog

        N 1 Reply Last reply
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        • A Albert Pascual

          Nishant Sivakumar wrote:

          I just gulped down what was left in the glass

          You need to stop gulping and more sipping. This is not the first time you got problems for just gulping instead of carefully sipping your coffee, water, etc... Cheers Al My eMail control My Blog

          N Offline
          N Offline
          Nish Nishant
          wrote on last edited by
          #14

          Albert Pascual wrote:

          You need to stop gulping and more sipping. This is not the first time you got problems for just gulping instead of carefully sipping your coffee, water, etc...

          :laugh: Regards, Nish


          Nish’s thoughts on MFC, C++/CLI and .NET (my blog)
          Currently working on C++/CLI in Action for Manning Publications. Also visit the Ultimate Toolbox blog (New)

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          • N Nish Nishant

            I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

            M Offline
            M Offline
            Member 96
            wrote on last edited by
            #15

            Likely when you poured it, it became oxygenated by that filter thingie on the tap that makes the water come out all bubbly or just the action of the water falling and mixing with air in the glass. As it sat overnight it went flat, the air bubbles trapped in it escaped. This will give it a flat taste. The other possibility is that, as you know, bacteria, molds, yeasts and fungus are eveywhere in the air and they normally need water to breed. If you leave the water sitting out then those critters in the air are going to fall in and start breeding. It's why a towel smells so bad if it sits wet for any length of time in the open air.

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            • M Marc Clifton

              Nishant Sivakumar wrote:

              So, I was quite surprised when I felt the odd taste!

              What your tasting is the way water is supposed to taste, after all the chemicals they put into it have broken down and evaporated out. Have you ever noticed how a cat will not drink water as served directly from the tap? They let it sit for day, because it reeks of chlorine, flourine, and god knows what else they put in it. We get well water here, and the cat drinks it immediately. :) Marc Pensieve Some people believe what the bible says. Literally. At least [with Wikipedia] you have the chance to correct the wiki -- Jörgen Sigvardsson -- modified at 10:43 Thursday 8th June, 2006

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              K Offline
              kump316
              wrote on last edited by
              #16

              Marc Clifton wrote:

              Have you ever noticed how a cat will not drink water as served directly from the tap?

              Actually my sister's cat drinks almost exclusively from the tap. They turn on the faucet to a fairly slow setting in one of the bathrooms for it to take a drink.

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              • M Member 96

                Likely when you poured it, it became oxygenated by that filter thingie on the tap that makes the water come out all bubbly or just the action of the water falling and mixing with air in the glass. As it sat overnight it went flat, the air bubbles trapped in it escaped. This will give it a flat taste. The other possibility is that, as you know, bacteria, molds, yeasts and fungus are eveywhere in the air and they normally need water to breed. If you leave the water sitting out then those critters in the air are going to fall in and start breeding. It's why a towel smells so bad if it sits wet for any length of time in the open air.

                B Offline
                B Offline
                Blake Miller
                wrote on last edited by
                #17

                Well, :doh: that would certainly explain why my cat smells so bad if it sits wet for any length of time in the open air...or the dog, now that I come to think of it :rolleyes: I've seen better runs in my shorts! - Patches O'Houlihan

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                • N Nish Nishant

                  I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

                  J Offline
                  J Offline
                  Jerry Hammond
                  wrote on last edited by
                  #18

                  So, was it like an almond aftertaste and how much life insurance do you have? :suss: Just kidding of course.

                  “Profanity is the attempt of a lazy and feeble mind to express itself forcefully”

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                  • N Nish Nishant

                    I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

                    E Offline
                    E Offline
                    Eric Dahlvang
                    wrote on last edited by
                    #19

                    Most people in the world, and throughout history, consume water that has been transported and left sitting in a container for some length of time. ---------- Some problems are so complex that you have to be highly intelligent and well informed just to be undecided about them. - Laurence J. Peters

                    M 1 Reply Last reply
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                    • N Nish Nishant

                      I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

                      B Offline
                      B Offline
                      Bob X
                      wrote on last edited by
                      #20

                      Yes, water can go bad, just like any other food or drink product if it is left out in the open. Another idea: If water didn't go bad there would be no need for a water purification plant. Although, don't get worried about it, there is not likely to be any problems from water left out for 12 hours.

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                      • N Nish Nishant

                        I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

                        C Offline
                        C Offline
                        Chris Maunder
                        wrote on last edited by
                        #21

                        You haven't had a fight with Smitha lately have you? cheers, Chris Maunder

                        CodeProject.com : C++ MVP

                        J 1 Reply Last reply
                        0
                        • M Member 96

                          Likely when you poured it, it became oxygenated by that filter thingie on the tap that makes the water come out all bubbly or just the action of the water falling and mixing with air in the glass. As it sat overnight it went flat, the air bubbles trapped in it escaped. This will give it a flat taste. The other possibility is that, as you know, bacteria, molds, yeasts and fungus are eveywhere in the air and they normally need water to breed. If you leave the water sitting out then those critters in the air are going to fall in and start breeding. It's why a towel smells so bad if it sits wet for any length of time in the open air.

                          N Offline
                          N Offline
                          Nish Nishant
                          wrote on last edited by
                          #22

                          John Cardinal wrote:

                          The other possibility is that, as you know, bacteria, molds, yeasts and fungus are eveywhere in the air and they normally need water to breed.

                          X| I hope I didn't drink dissolved mould :-( Regards, Nish


                          Nish’s thoughts on MFC, C++/CLI and .NET (my blog)
                          Currently working on C++/CLI in Action for Manning Publications. Also visit the Ultimate Toolbox blog (New)

                          M 1 Reply Last reply
                          0
                          • C Chris Maunder

                            You haven't had a fight with Smitha lately have you? cheers, Chris Maunder

                            CodeProject.com : C++ MVP

                            J Offline
                            J Offline
                            Jim Crafton
                            wrote on last edited by
                            #23

                            Yeah, overloading him with salt just doesn't have the same "bang" as those other chemicals... ¡El diablo está en mis pantalones! ¡Mire, mire! Real Mentats use only 100% pure, unfooled around with Sapho Juice(tm)! SELECT * FROM User WHERE Clue > 0 0 rows returned Save an Orange - Use the VCF!

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                            • N Nish Nishant

                              I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

                              O Offline
                              O Offline
                              Office Lineman
                              wrote on last edited by
                              #24

                              Dust particles in the air probably landed on your water, causing you to have just eaten your co-workers' dead skin cells, an immeasurable number of little mites, and perhaps even a chunk of cosmic debris containing what would otherwise have been the beginning of a new civilization whose advanced scientific knowledge and wisdom could have solved all our problems from hunger to war. Thanks a lot, pal! :mad: -- I've killed again, haven't I?

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                              • M Marc Clifton

                                Nishant Sivakumar wrote:

                                So, I was quite surprised when I felt the odd taste!

                                What your tasting is the way water is supposed to taste, after all the chemicals they put into it have broken down and evaporated out. Have you ever noticed how a cat will not drink water as served directly from the tap? They let it sit for day, because it reeks of chlorine, flourine, and god knows what else they put in it. We get well water here, and the cat drinks it immediately. :) Marc Pensieve Some people believe what the bible says. Literally. At least [with Wikipedia] you have the chance to correct the wiki -- Jörgen Sigvardsson -- modified at 10:43 Thursday 8th June, 2006

                                J Offline
                                J Offline
                                J Dunlap
                                wrote on last edited by
                                #25

                                Marc Clifton wrote:

                                What your tasting is the way water is supposed to taste, after all the chemicals they put into it have broken down and evaporated out.

                                Hmm... I don't quite buy that. It's an unnatural and undesirable taste. Straight well water tastes much better, as do rainwater and non-chlorinated non-flourinated bottled water. When you leave water out, the actual water evaporates, making the minerals and any chemicals and impurities that do not evaporate with the water be more concentrated. Dust, spores, bacteria, and small particles enter the water as well. Those 2 things combined are what are most likely (in my understanding) to make it taste bad after being left out. [EDIT: I seem to remember 2 other things: The oxygen in the water straight from the tap or bottle makes it taste better (maybe masks the taste of the other stuff that's dissolved in it?). Also when chlorine evaporates, it may leave behind hydrogen sulfide (hydrogen sulfide + chlorine = hydrochloric acid), which would give it a bad taste.]

                                Marc Clifton wrote:

                                Have you ever noticed how a cat will not drink water as served directly from the tap? They let it sit for day, because it reeks of chlorine, flourine, and god knows what else they put in it.

                                Our cats drink water from the tap but one of them much prefers to jump up on my table and drink out of my glass (which I fill with bottled water). And of course he has to "dig" in it with his paw before drinking like he always does with any water - sometimes knocking it over and spilling it on the desk. These days I've been filling his dish with part bottled water, but I don't always have enough on hand.

                                Last modified: Thursday, June 08, 2006 1:15:59 PM --

                                M 1 Reply Last reply
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                                • N Nish Nishant

                                  I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

                                  J Offline
                                  J Offline
                                  J Dunlap
                                  wrote on last edited by
                                  #26

                                  (I answered here[^])

                                  1 Reply Last reply
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                                  • N Nish Nishant

                                    John Cardinal wrote:

                                    The other possibility is that, as you know, bacteria, molds, yeasts and fungus are eveywhere in the air and they normally need water to breed.

                                    X| I hope I didn't drink dissolved mould :-( Regards, Nish


                                    Nish’s thoughts on MFC, C++/CLI and .NET (my blog)
                                    Currently working on C++/CLI in Action for Manning Publications. Also visit the Ultimate Toolbox blog (New)

                                    M Offline
                                    M Offline
                                    Member 96
                                    wrote on last edited by
                                    #27

                                    Well of course you did, you breath and eat them all the time too. :) Try making home made beer sometime and you will quickly find out how many potential sources of wild yeast and bacteria are all around and how hard they are to avoid. They spoil the beer if you're not very careful but they don't hurt you at all except in very extreme cases.

                                    1 Reply Last reply
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                                    • E Eric Dahlvang

                                      Most people in the world, and throughout history, consume water that has been transported and left sitting in a container for some length of time. ---------- Some problems are so complex that you have to be highly intelligent and well informed just to be undecided about them. - Laurence J. Peters

                                      M Offline
                                      M Offline
                                      Member 96
                                      wrote on last edited by
                                      #28

                                      Generally a closed container though or sterilized somewhat after being in the container in the case of municipal water systems.

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                                      • J J Dunlap

                                        Marc Clifton wrote:

                                        What your tasting is the way water is supposed to taste, after all the chemicals they put into it have broken down and evaporated out.

                                        Hmm... I don't quite buy that. It's an unnatural and undesirable taste. Straight well water tastes much better, as do rainwater and non-chlorinated non-flourinated bottled water. When you leave water out, the actual water evaporates, making the minerals and any chemicals and impurities that do not evaporate with the water be more concentrated. Dust, spores, bacteria, and small particles enter the water as well. Those 2 things combined are what are most likely (in my understanding) to make it taste bad after being left out. [EDIT: I seem to remember 2 other things: The oxygen in the water straight from the tap or bottle makes it taste better (maybe masks the taste of the other stuff that's dissolved in it?). Also when chlorine evaporates, it may leave behind hydrogen sulfide (hydrogen sulfide + chlorine = hydrochloric acid), which would give it a bad taste.]

                                        Marc Clifton wrote:

                                        Have you ever noticed how a cat will not drink water as served directly from the tap? They let it sit for day, because it reeks of chlorine, flourine, and god knows what else they put in it.

                                        Our cats drink water from the tap but one of them much prefers to jump up on my table and drink out of my glass (which I fill with bottled water). And of course he has to "dig" in it with his paw before drinking like he always does with any water - sometimes knocking it over and spilling it on the desk. These days I've been filling his dish with part bottled water, but I don't always have enough on hand.

                                        Last modified: Thursday, June 08, 2006 1:15:59 PM --

                                        M Offline
                                        M Offline
                                        Marc Clifton
                                        wrote on last edited by
                                        #29

                                        J. Dunlap wrote:

                                        I don't quite buy that.

                                        Yeah, I should have put the tongue-sticking-out-smiley on that post. Marc Pensieve Some people believe what the bible says. Literally. At least [with Wikipedia] you have the chance to correct the wiki -- Jörgen Sigvardsson

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                                        • N Nish Nishant

                                          I left my glass of water at my desk when I went home last evening - and this morning, I just gulped down what was left in the glass. Now there's a strange taste in my mouth. Does water go bad if left in the open? I don't particularly remember, but I am sure I've done this in the past too - sometimes the water's left open for the weekend. I've never tasted something odd. So, I was quite surprised when I felt the odd taste! :~ Regards, Nish

                                          J Offline
                                          J Offline
                                          Jeremy Falcon
                                          wrote on last edited by
                                          #30

                                          It may have been dust particles, etc. also settling in the water. Jeremy Falcon

                                          J 1 Reply Last reply
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