Is it still drinkable if you leave water for hours during the day?

Updated on healthy 2024-06-13
10 answers
  1. Anonymous users2024-02-11

    In fact, in life, we all know that overnight water is not drinkable, and drinking overnight water is very easy to cause cancer. So after a few hours of water during the day, can you still drink it?

    waterIn my opinion, I feel that the water is drinkable after a few hours during the dayBut the premise is that the water has not been polluted, such as dust。Because those will be very easy to breed bacteria. However, I think in life, many people drink it directly.

    In fact, as long as it meets the safety standards and has not been contaminated, it is okay to drink, so don't worry too much.

    However, we need to know that it's not just dust in the air that has pollutants that can produce bacteria. It also has something to do with their cups. For example, if we first drank milk in this cup, but when we used it to receive water, we didn't wash it, so there was still milk leftover, and the milk would grow bacteria.

    After a few hours, the bacteria will increase, and if we drink it at this time, we will get sick and not good for our health. Therefore, we need to pay attention to whether the cup is clean or not. There is no dust.

    We often say that we can't drink overnight water, because we are afraid that when we sleep, some pollutants such as dust will enter the water cup, and if bacteria are grown, if we drink this overnight water during the day, it may cause people to get sick.

    Overnight water is for overnight water, water contains a lot of nitrite, and many people think that drinking it will cause poisoning, loss of consciousness, and cancer. Nitrite in water is derived from nitrate. When water with nitrate is boiled, it comes into contact with bacteria in the air and turns into nitrite.

    However, we must know that it is not nitrite that causes cancer, but nitrite that combines with amines decomposed from proteins to become carcinogens.

    NitriteOur ordinary drinking water is relatively clean, so you can use it with confidence, and there is no protein in the water, so you don't have to worry。During the day, as long as our water meets safety standards, it is drinkable every few hours.

  2. Anonymous users2024-02-10

    If boiled water can remain pure after being left in the air for a few hours, then it is completely drinkable, and this will not have any negative effects on our body.

  3. Anonymous users2024-02-09

    It can also be drunk. If the water is stored in a sterile environment, it can be drunk even if it is stored for a long time, and if it is stored in an environment with bacteria, it can be drunk after heating.

  4. Anonymous users2024-02-08

    Yes, as long as the water is not contaminated by anything else, it can still be drunk for a few hours.

  5. Anonymous users2024-02-07

    Generally, it should not exceed 2 days, and it is best to drink it within 16 hours, which is the healthiest practice for the human body.

    Generally for healthy people, if you drink water with excessive bacteria for a long time, it will have a subtle impact on the human body, and the more it accumulates over time, the more obvious the impact on human health.

  6. Anonymous users2024-02-06

    Boiled water that has been left for a few days is certainly not as pure and hygienic as boiled fresh boiled water because it is contaminated by bacteria in the air, so it is best not to drink water that has been stored for too long, the longer it is placed, the more unhygienic it will be.

    If the water quality is inherently acceptable and the nitrite content is low, then the nitrite that can be produced after boiling will also be very small. "Experts agree that plain water does not cause cancer because it is stored for a few days. However, it is possible to cause disease, so it is best to drink it fresh when it is fresh.

    Benefits of plain water.

    A glass of life-saving water before bedtime for heart disease. If you have a bad heart, you can get into the habit of drinking a glass of water before going to bed, which can prevent diseases like angina pectoris and myocardial infarction that tend to occur in the early hours of the morning. Diseases such as myocardial infarction are caused by the high viscosity of the blood.

    When a person is asleep, due to sweating, the water in the body is lost, causing the water in the blood to decrease, and the viscosity of the blood will become very high. However, if you drink a glass of water before bedtime, you can reduce the viscosity of your blood and reduce the risk of heart attacks.

    The above content reference: People's Daily Online - Will boiling water cause cancer after three days? Does drinking water cause cancer?

    People's Daily Online-How long can boiled water last? Plain water relieves 9 symptoms.

  7. Anonymous users2024-02-05

    After boiling water, it is generally not recommended to drink it for more than 24 hours.

    Some studies have found that the nitrite content in boiled water is higher than that of unboiled water, and the nitrite content is significantly increased in boiling water that has been boiled many times, boiled for too long, and placed for more than 24 hours, which is not conducive to human health. After 24 hours of boiling water, the nitrite content is twice that of freshly boiled water, and nitrite can form carcinogenic nitrosamines in the human body.

  8. Anonymous users2024-02-04

    Plain water is an essential drink in our daily life, and most people are used to using it directly after boiling it or not long after using it. But sometimes we encounter situations that make us put down drinking, for example, in the face of something sudden, so that we have no time to take care of plain water, or for convenience, we put it out and drink it after two days.

    So, can you still drink it after 2 days of boiled water? The answer is yes. Plain water is made from a group of water molecules without any additives, so it does not spoil or deteriorate.

    Of course, if it is placed in a high temperature environment, or after being exposed to harmful substances, plain water can no longer be drunk.

    If you drink plain water directly, it will not be safe to leave it for 2 days, no matter what environment it is in. But when making tea or coffee, etc., you need to pay attention. If boiled water is left at room temperature for a period of time, the oxygen in the water will gradually be lost, causing the taste of the water to become flat.

    Especially when brewing coffee with plain water, we need to use the oxygen in the water to promote the aroma and taste of the coffee beans released freely. If you have used plain water at this time, it may make the coffee taste more bland.

    However, if you need to use plain water to brew tea, boiled water after two days is more suitable. The longer the boiled water is left out, the more fragrant the tea will be when making tea. Therefore, if you are a tea control, you can put some boiled water in advance.

    In short, can you still drink plain water after 2 days? The answer is yes, as long as there is no serious contamination during the storage process, two days will not have much impact on the permeability of the water. However, when brewing tea or coffee, be careful to use fresh, plain water that has a short expiration date.

  9. Anonymous users2024-02-03

    Boiled water is the drinking water that everyone must drink every day, it is not okay not to drink water, but boiled water is not suitable for a long time, especially for 10 days, this is not healthy, don't drink it if you accidentally drink it, and it generally doesn't matter if you don't have any uncomfortable symptoms in your body.

    No.

    It is usually not possible to drink plain water that has been left for three days, because plain water for more than three days will produce a large amount of nitrous acid, and if it continues to be retained, it may combine with amines to form nitrite amines, which may cause poisoning and dizziness after taking it, and in severe cases, it can lead to diseases such as stomach cancer or esophageal cancer. Therefore, it is not suitable to take it for a long time.

    Generally speaking, if you leave plain water for too long, it may nucleate nucleophytic bacteria and cause gastrointestinal discomfort, if there are no uncomfortable symptoms, you should be fine, don't worry too much about paying attention to it, if you have nausea, vomiting, abdominal pain and diarrhea, please go to the hospital.

    Everyone's body structure is different, and there will be no inevitable results. Everyone knows that all food should be as fresh as possible, but in many cases, many foods that are not fresh are not fresh, it can be said that most people passively eat outdated food, but it does not cause all kinds of terrible diseases.

    Boiling water kills bacteria and removes substances that are harmful to the body. Since tap water has been chlorinated, chlorine interacts with residual organic matter in the water to form certain carcinogens.

    It is best to drink boiled water from an electric kettle. An electric kettle that boils water is safer and healthier than other methods. The main reason is that it heats up quickly, which is the most basic requirement for an electric kettle.

    Therefore, the original plus ** circle has been modified. In order to be a wider, thicker heating chassis, one is beautiful and the other is more efficient in heating time, using an electric kettle to keep the heat well, with a high-quality thermostat as the key component is a great choice. Water storage tool with strong filtration power.

    Functional, simple boiled water can retain heat well at a certain temperature, has good filtration, and has fewer impurities than other impurities.

  10. Anonymous users2024-02-02

    Water is the source of life, we can't do without water whenever and where, and water plays a huge role in life. But sometimes, we have to ask, can the water that has been left for a long time still drink?

    We are at home, outside, boiling water to drink, sometimes the boiling water is not finished, continue to stay in the kettle, may be overnight. When you buy mineral water outside, sometimes you can't finish it, and you continue to take it home and put it at home, and then forget it, at least overnight, or more for a few days.

    Some people say that if the water is left for a long time, there are bacteria, and if you drink it, it will be bad and cause the body to get sick, but what is the truth?

    Answer: After boiling in general, boiling water is not recommended after 24 hours. The longer the boiling water is placed, the more microbiological openings and missing grips will increase over time. Generally, the shelf life of boiled water may be around 16 hours.

    Reason: Nitrogen-containing organic matter in boiled water will continue to be decomposed into nitrite, and at the same time, it is inevitable that the intervention of microorganisms will accelerate the decomposition of nitrogen-containing organic matter. The harm of nitrite to the body is well known, it has a strong ability to bind to hemoglobin in the body, which can hinder the normal oxygen transport function of the blood.

    Therefore, it is best to drink boiled water on the same day. —From the Encyclopedia.

    2.Boiling water must be boiled for more than 3 minutes before drinking, so that it can become safe drinking water.

    3.Do not boil boiling water repeatedly for drinking, do not boil boiling water repeatedly for drinking, do not boil boiling water repeatedly for drinking, and say important things three times. In order to save water, some people are lazy, and when the boiling water is cold, they take the previous boiling water and continue to boil it and continue to drink, which is a very wrong practice.

    Reason: Because repeated boiling of water will cause the loss of minerals that are beneficial to the human body, and will also produce some harmful substances such as nitrite. Once nitrite enters the human body in large quantities, it can make the red blood cells in the blood lose the function of carrying oxygen, resulting in tissue hypoxia, people will drink this water for a long time will cause nausea, vomiting, headache, nails and lips purple, palpitation and other symptoms, serious can also cause hypoxia, and may even induce cancer.

    —From the Encyclopedia. Therefore, in order to quietly celebrate your own health and the health of others, you must not drink repeatedly boiled water, and you must also tell the people around you.

    Mineral water: Mineral water is also about the same as the beginning. Some people like to buy large buckets of water at home for a week or two weeks. And the person who opened the mineral water for a long time must be careful.

    Benefits of drinking plain water:

    Plain water is the best way to quench thirst quickly and replenish water for the human body. Drinking boiled water can quickly exert metabolism after entering the human body, which is conducive to the discharge of body waste. Drinking an appropriate amount of boiled water every day can not only replenish water, but also help clean up the stomach and intestines, promote bowel movements, and expel toxins, garbage and waste from the body, thus detoxifying.

    Finally, I hope that everyone should drink more boiled water appropriately, replenish water, do not wait until the time of the tree to drink, and do not drink a lot of it. Pay attention to save water, don't waste water, some places that lack water even have water for bathing. I wish you all good health and happiness every day.

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