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Not clean!! It is strongly recommended not to drink tap water directly!
If you really want to drink it, you still drink it again.
Haven't you noticed that the amount of water in your home will become smaller after about half a year? (Especially the kind of faucet that washes your face in the bathroom is more obvious).
When the amount of water becomes smaller, if you twist the faucet open, you will find that there is a lot of sand blocking the water outlet of the faucet!
Generally, tap water will be like this, and other people's homes don't have it just because their faucets are separating the sand from the fine gauze net!
A few times in the summer, I found that there were 2 small pink bugs about one centimeter in the tap water, and they were still wriggling in the water...
If you don't pay attention, you won't find it at all!
Later, when I received water and brushed my teeth, I had to check if there was anything in the water...
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It is clean and meets the standard of human drinking, but before cooking the next morning, the water should be left in the water for three minutes, because the presence of water in the pipe for a long time will produce harmful substances such as lead.
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If it's tap water, it's best not to drink it directly.
Many of these microorganisms and bacteria will not be killed while they are in the water plant.
Grains of sand can be a leak in a water pipe or a problem with the water plant.
You can call ** to the waterworks for help.
If they really don't care.
Looking for a consumer association, right?
Hope it helps.
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The whole building drinks the same water, including the entire city, and the water company doesn't provide water service to a single family, so you can rest assured. It's just your personal psychological problem. Either that, your water pipes were not cleaned when they were installed.
It will be fine after a while. If you don't feel at ease, buy a water purifier! Then you might feel more at ease.
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Not necessarily.
In general, boiling has three important roles:
1. Antivirus: High temperature can kill most bacteria and viruses.
2. Dechlorination: accelerate the volatilization of residual chlorine as a by-product of disinfection.
3. Reduce hardness: The boiling water can reduce the hardness and reduce the scale to a certain extent, but boiling can not solve two problems
1. Heavy metals, sediment, rust, volatile substances and bacterial residues in tap water, as well as organic pollutants and other pollutants that have not yet been characterized day by day, cannot be solved by boiling.
2. Chloroform will be produced after residual chlorine is boiled at high temperature, and chloroform has the risk of causing disease and will have certain safety hazards to human health.
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Boiled tap water is clean.
Tap water is a commodity, and it is filtered and disinfected by the water company. Drinking water must meet safety and hygiene standards before it can be used by the public.
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The tap water at home has a lot of impurities and bacteria, so you can't drink it directly.
After the tap water is boiled in an electric kettle, the water quality will improve to a certain extent, the residual chlorine will be reduced, the pH will become alkaline, and the hardness of the water will be reduced. However, there is still residual chlorine in the tap water after boiling, and the water quality is hard water, and the taste will deteriorate after the scale is precipitated.
Therefore, tap water can be drunk after boiling in an electric kettle, but it is not recommended to drink it for a long time. After all, water is relatively hard, and drinking it for a long time is easy to cause problems such as kidney stones.
Extended Information: Impurities in Tap Water:
1. Suspended solids;
2. Sediment, algae, and rust from peeling old pipelines from water sources may be mixed into drinking water. These impurities cause the water to become turbid, which is visible to the naked eye;
3. All kinds of bacteria, viruses and parasites;
4. The waterworks will inject chlorine gas into the water to sterilize, but there are always some that can escape;
5. In the process of tap water transportation through pipelines, there may also be bacteria breeding bacteria again;
6. All kinds of inorganic salts and metal ions. A certain amount of minerals are dissolved in natural water sources, and this is how scale comes from. The amount of calcium and magnesium ions determines the hardness of the water, as long as it is not too high, it is harmless.
Copper, lead, cadmium, arsenic and other heavy metals can seriously threaten health, of course, the less the better;
7. From pesticides, fertilizers, environmental hormones, etc., it is a product of the chemical era.
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Boiled tap water can only be said to be sterilized at high temperatures, but chlorine gas is added to the tap water (for disinfection), and because the water pipes are used for a long time, there are harmful substances such as rust.
This is also the sales rhetoric of many tap water purifiers now.
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There is no doubt that the boiled tap water is really clean and fully drinkable.
Unless the tap water is not up to standard, there is no need to worry about the quality of the boiled tap water, and you can drink it with confidence.
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The boiled tap water is really clean, the tap water is all treated, it meets the drinking standards, and it also meets the hygiene standards, it is safer and cleaner after boiling.
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If it is and qualified tap water is clean, tap water is hygienic, and it can be drunk with confidence after boiling at high temperature.
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Boiled tap water is also clean, at least much cleaner than the fresh water we collect from the wild; The pipes in each area are not the same, and the water quality is also different, such as the tap water pipes in our old community, which were installed more than 20 years ago. It can be said that if the water pipes were sawed now, they might not be able to eat after reading it, and they would not dare to drink tap water. These water pipes may have accumulated a thick layer of rust, and among these rusts is the tap water and even moss that we usually drink.
Therefore, in general, it is best to install the tap water filter after the tap water enters the household and replace the filter element regularly.
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Nowadays, water pollution is getting worse, and it is nothing new. Many people think that pollution is not a big deal, and that after the water is boiled, you can drink clean and hygienic water. In fact, tap water is not as clean as you think, and such tap water will not be too clean after boiling.
Is tap water necessarily clean when it is boiled? This scientific data tells you the truth!
1. The hazard of tap water.
Water companies use chlorine to effectively sterilize and remove odors, but residual chlorine will give tap water the smell of disinfectant water, and it is easy to produce carcinogens such as trihalomethanes when heated. At the same time, tap water passes through various pipes during the process of transporting it from the waterworks to the home. Most of the water pipes are made of metal, which will release a certain amount of harmful heavy metals into the tap water, and the water pipes will age and rust after long-term use, and the rust will flow to the user's home with the tap water, and drinking such water for a long time will cause harm to the human body.
It is generally believed that boiling water is the most effective way to kill viruses and sterilization, but boiling water cannot solve the problems of heavy metals, toxic inorganic substances and carcinogens in water. In addition, in the process of boiling water, the water will evaporate, which will increase the concentration of harmful substances such as heavy metals, so boiling water will not completely solve the problem.
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The tap water has been filtered several times and is clean, and it is cleaner after boiling, but this clean is drinkable. There are still impurities in it. Some of the water is hard, and after boiling, you will find that there will be white sediment at the bottom of the pot.
After boiling, the tap water can basically achieve the purpose of disinfection. As we have already talked about in modern water pollution, it is mainly chemical pollution and heavy metals in industrial wastewater, and these pollutants cannot be removed by boiling water. Therefore, boiled water is likewise not standard drinking water.
The cleanliness of boiled tap water and distilled water is still not the same.
Distilled water for hospital infusions is cleaner than boiled tap water.
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In general, tap water should be boiled before drinking. But boiling water only kills most of the bacteria in the tap water and preserves the ions.
After the water is boiled, the oxygen content in the water will drop sharply, and when the raw water is boiled, it will promote the chlorine and organic compounds in the water to mix, so that nitrate will become nitrite, so that the human blood red egg white will become nitrite red egg white, so that the red blood cells will lose their oxygen-carrying ability. Therefore, it is not safe to drink tap water after boiling.
If the water is boiled for too long, it will cause aging water, and the toxic substances in the aging water will increase with the increase of water storage time.
Therefore, it is best to drink the boiled water on the same day, and some attempts have shown that drinking boiled water that is naturally cooled and the abandonment time is not more than 6 hours is the most beneficial to the health of the human body. Compared to boiled tap water, purified water is much more peaceful and safe to drink.
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Here I am: the boiled tap water is really clean, the raw tap water has a lot of minerals that are harmful to the human body, there are a lot of impurities, and there are a lot of bacteria. Boiled tap water will disinfect and be very good for health, so you need to drink boiled water to ensure your health.
Over, thank you for your question! Hope, thank you!
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Boiled tap water meets hygienic standards and removes bacteria from tap water and is considered clean. However, tap water can also contain certain impurities, such as calcium. The tap water has been softened and contains trace amounts of calcium that meet hygienic standards. So boiling tap water is considered clean.
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Boiled tap water, uh, it's clean, boiled tap water is much cleaner than no boiled tap water, at least he has no sanitary napkins, no bacteria.
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Boiled tap water is relatively clean, and tap water can kill some bacteria and precipitate in the tap water by boiling it to remove some impurities. However, if the tap water itself is contaminated with chemicals, it is not effective to boil the water.
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The boiled tap water is not clean, because the water pipe has been used for a long time, and the water stains in it will not be clean, so it is best to use a water purifier to purify the tap water before eating, and the boiled water is clean.
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Boiled tap water is cleaner than raw water because it kills many germs in tap water and reduces the risk of getting sick.
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There is no absolute cleanliness, only relative cleanliness.
For the vast majority of people, boiled tap water is safe.
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The boiling tap water is clean and drinkable, at least he is. After high temperature sterilization. You can drink this sterilized one with confidence, there is no problem, but you say clean, I don't know how clean you are, and what is it measured by.
More than 80% of the people in China drink boiled water, all of them boil tap water to drink, it used to be well water, but now it may be said that well water is rarely used to boil water, they are all used tap water. If there is no problem, just drink it boldly, no problem to drink him 10 cups and 8 cups a day, it is good for the body.
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Boiling tap water is very hot.
Well for some microorganisms or bacteria.
It must have a good killing effect.
But for some viruses.
It does not have a good inhibitory effect.
Pure cleanliness does not exist.
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Of course, the boiled tap water is already very clean, after all, the tap water has been treated by the water plant, and it has been removed, and those impurities and some bad substances are boiled, 100 degrees Celsius will kill some microorganisms in the water, so that it will be more healthy and nutritious to drink.
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The boiled tap water is not really clean, the impurities in the water are not removed, and the boiling only has a sterilizing effect.
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There are many equipment and processes for tap water and drinking water purification, tap water treatment ozone generator is currently used more commonly, this equipment is a copper drum to prepare ozone, the use of ozone strong oxidation properties to complete tap water, drinking water sterilization and disinfection, decolorization, odor removal and other advanced treatment, ozone can also degrade heavy metals and other harmful substances after tax, ozone treatment water, not limited by bacteria, sterilization speed and effect is better than ultraviolet and chlorine preparations, Moreover, ozone does not produce harmful substances and secondary pollution, which is an advantage that other water treatment equipment does not have.
What is the purification of tap water now, and how is tap water purified? The water treatment ozone generator has a wide range of applications, not only for the treatment of tap water, drinking water, but also for the treatment of food processing plant water, swimming pool water, mineral water, bottled water, well water, surface water, hospital water and so on.
How does a water treatment ozone generator complete tap water purification? The working principle of ozone generator is that ozone undergoes redox reaction in water, producing oxidizing capacity and strong monoatomic oxygen (O) and hydroxyl (OH), which instantly decompose organic substances, bacteria and microorganisms in water. Hydroxyl (OH) is a strong oxidizing agent and catalyst, which can cause a chain reaction of organic matter, and the reaction is very rapid.
Hydroxyl (OH) has a strong killing effect on various pathogenic microorganisms. Monoatomic oxygen (O) also has a strong oxidizing ability and has a strong lethal effect on tenacious microorganisms such as viruses and spores.
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Water purification process of waterworks:
1. After taking water, a flocculant is added to react and adsorb with impurities in the water.
2. Let the water stand and allow it to settle.
3. It is further filtered through a filter tank equipped with quartz sand, activated carbon and other filter materials.
4. Chlorination and disinfection before leaving the factory.
5. Convey to the home through the pipeline.
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Hello! First of all, the water source must be pumped from the rivers and lakes to the water plant (the water intake is different in different regions, and the water source directly affects the quality of drinking water in an area);
2. Then after coagulation, sedimentation, filtration, sent to the clear water pool and disinfection, the water pump is fed into the tap water pipeline at high pressure, and the main pipeline generally uses prestressed concrete pipes, steel pipes, PE pipes, ductile iron pipes and other pipes;
3. Final shunt to the user's faucet. The whole process has to go through multiple water quality tests, and in some places, it has to go through secondary pressurization and secondary disinfection before entering the user's home. Chlorination is mostly used for tap water disinfection, and the main purpose of chlorination of public water supply is to prevent waterborne diseases.
The fact that the factory water can be drunk directly is not the same as the tap water at home, and the harmful substances in the water will affect the health of the body. Tap water must be treated as necessary before it can be used directly.
That's right.
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