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There is very little running water in rural areas. In the past, there were only two old wells in a village. Everyone went to the well to drink.
In this way, it is much more convenient to use water, but at the same time, we also found that the water from the well is easy to form after boiling"Limescale", which is also called"Hard water"。Why is some well water in rural areas called hard water? Some are soft water?
Rural well water is taken directly from groundwater because it is not processed. When the local water contains a certain amount of water-soluble mineral salts, we call this well water"Hard water"。Well water, on the other hand, has no or very little of this water-soluble mineral, salt, which is called soft water.
<>Why does the hard water in rural well water appear scale after heating? Speaking of which, I have a deep understanding because I like to drink tea very much, and sometimes I don't have bottled water, so I can only make tea with well water temporarily. In fact, when the well water first started to make tea, the tea soup was very beautiful, clear and transparent, and the soup color was bright, which made people unbearable to look at it directly.
However, after less than ten minutes, the tea soup immediately became as muddy as yellow muddy water. It turns out that hard water contains two minerals, calcium bicarbonate and magnesium hydroxide. These minerals are slightly soluble in water, and when water is heated, they react with carbonic acid formed by carbon dioxide in the water, forming insoluble calcium carbonate and magnesium carbonate, forming deposits known as limescale.
It can solve the problem of hard water in rural Wales, which cannot be purified by normal filtration. As mentioned above, a precipitate is produced after heating, which is then filtered. Actually, I think almost no one in the countryside will use this method to purify well water, because the cost is too high, the efficiency is too low, and even if we are guaranteed to cook and stir-fry, it is very troublesome to drink water.
A standard set of water softening equipment. Actually, I didn't want to talk about this, because this is more unrealistic than the first one, and the special water softening equipment is to separate the mineral salts in the water by special means to achieve the effect of softening the water. It's just that the investment of tens of thousands of yuan in such equipment is tantamount to a fantasy for rural areas.
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You can heat the water, then produce precipitation, and finally filter, although the cost is low, but the efficiency is too slow, you can buy a set of water purifiers, and the mineral salts in the water quality are separated to achieve the effect of softening.
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When using water in rural areas, you can use a water purifier or install a filter to filter out the impurities in the water, or you can put some items to soften the water quality in the well water to ensure that the water quality is safe, and the water can contain more minerals and vitamins.
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You can choose a water purifier, which allows you to filter out impurities in the water, or you can choose to re-drill a well, choosing a well of 30 to 60 meters.
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In this case, a water purifier with a self-priming pump should be used to filter the well water, so that the water quality can be improved.
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Summary. Wellwater is rainwater that penetrates into the ground, is naturally filtered by soil, sand and gravel, and finally reaches your well. The benefits of well water are, firstly, that it is free, and secondly, it is pure natural water if there is no source of pollution nearby.
The disadvantages are, firstly, it is not disinfected, secondly, there may be factories in the vicinity that illegally discharge pollutants into the ground, and thirdly, natural rainfall may also carry pollutants. So well water can contain chemical contaminants and bacteria that are not good for your health. Officially, groundwater that has not been disinfected or tested cannot be used as drinking water.
Tap water is generally river water, but also groundwater, or a mixture of the two. But all tap water is sterilized and filtered. After boiling or filtering from household water dispensers, it can meet the drinking standard.
Therefore, well water is best only used for watering flowers, laundry, and washing the yard, while tap water is more suitable for drinking.
How not. Wellwater is rainwater that penetrates into the ground, is naturally filtered by soil, sand and gravel, and finally reaches your well. The benefits of well water are, firstly, that it is free, and secondly, it is pure natural water if there is no source of pollution nearby.
The disadvantages are, firstly, it is not disinfected, secondly, there may be factories in the vicinity that illegally discharge pollutants into the ground, and thirdly, natural rainfall may also carry pollutants. So well water can contain chemical contaminants and bacteria that are not good for your health. Officially, groundwater that has not been disinfected or tested cannot be used as drinking water.
Tap water is generally river water, but also groundwater, or a mixture of the two. But all tap water is sterilized and filtered. After boiling or filtering from household water dispensers, it can meet the drinking standard.
Therefore, well water is best only used for watering flowers, laundry, and washing the yard, while tap water is more suitable for drinking.
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Well water in rural areas is directly usable groundwater because it is not treated. So when groundwater contains a certain amount of water-soluble mineral salts, we call this well water "hard water."
Conversely, if there is no such water-soluble mineral salt in the well water, or if the amount is very small, we call it soft water. The hardness of the water.
It refers to the content of salts dissolved in water, that is, the content of calcium salts and magnesium salts. The more the content, the greater the hardness, and the less the content, the smaller the hardness.
Many people may have such a question, why is the water quality in the village so hard? After boiling, should it settle for a while before drinking? This is due to the local geology.
The basement layer has more calcium and magnesium ions, which enter the water body after the water flows. This water, when used at home, does not make soap bubbles.
It also deposits a layer of limescale on the washed clothes.
When boiling water, a layer of hard white limescale will gradually form at the bottom of the pot and the bottom of the hot water bottle, which will affect the taste. It turns out that hard water contains two mineral salts, calcium bicarbonate and magnesium hydroxide.
Slightly soluble in water. When the water is heated, carbon dioxide is in the water.
The formed carbonic acid undergoes a chemical reaction and becomes insoluble calcium carbonate.
and magnesium carbonate, which becomes a sediment, which is what we see as "scale".
How to solve this problem? Whether it is tap water or well water, it must be boiled and drunk, and if there is precipitation, filter it again. And there are many water purifiers on the market to choose from.
If there are conditions at home, you can connect a water purifier to the drinking water to purify the water. We can also filter with a bucket full of sand, and that's it!
Choose a large clean bucket, turn a hole in the bottom of the bucket, put a pipe connected to another clean bucket, choose clean coarse sand, put it in the first large bucket, then put fine sand on top and put the sand halfway through the bucket! Then the water from the well is pumped into a bucket with sand so that the water will flow from the bucket with sand to another bucket, impurities will remain on the sand, and the water will be treated. After a long time, change the sand again, so that the taste will be much better.
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<> the well water in rural areas is directly taken from groundwater because it has not undergone any processing, and when the groundwater contains a certain amount of water-soluble mineral salts, we call this kind of well water "hard water".
On the contrary, if there is no such water-soluble mineral salt in the well water, or the amount is very small, we call this water soft water.
Well water is natural artesian water, such as mountain stream water and mountain pond weir water, or underground water, that is, water that seeps into the ground when it rains. No matter what kind of water it is, it is hard water. It is normal for the quality of well water in rural areas to be relatively hard. Especially in the northeast as well as in the southwest.
Due to the abundance of minerals in the ground, groundwater will inevitably dissolve some calcium and magnesium ions, making the water quality relatively "hard", easy to form scale after boiling, washing clothes, washing face water is also easy to dirty, foaming is less, that is, the calcium and magnesium ions in the water are at fault.
The surface layer of the soil is three to five meters deep, and the mud layer is dug down to sand, and the sand may have had a layer of mud and stone in the past, and the mud and stones will reach the pebbles in the past.
With sand, the amount of water will be large when you reach this layer, and the water quality is also the best. The water above the first layer of the veil is still ground water, and the ground water may still have polluting components.
Well water dug in most rural areas in China is still drinkable. Like the remote mountainous villages, the well water is the best. And the water quality is also high, sweet to drink, contains more minerals, high calcium, and the water quality is warm in winter and ice in summer.
Doesn't contain a little pollution. Water is the source of life, and the local water quality can also affect the physical fitness of the local people, and some can also affect the fertility of local women.
The underground layer contains more calcium and magnesium ions, which will enter the water body after being washed by the water flow. When this water is used at home, it cannot make the soap foam, and it will also precipitate a layer of scale on the washed clothes, and when boiling water, a layer of hard white scale will gradually form at the bottom of the pot and the bottom of the hot water bottle, which will affect the taste.
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Yes, the water quality is relatively hard, because the main ** of many well water is rainwater and groundwater, these data have not undergone any treatment, the alkali content is relatively large, and the water quality is weakly alkaline, so the water quality is hard.
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The water quality is indeed hard, because the well water is not treated in any way and contains some mineral salts.
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