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None of what was said upstairs was true!
Let me tell you
When toothpaste is made, it is divided into finished toothpaste and semi-finished toothpaste!
For example, Zhonghua Jianyan Bai, Haoqing, etc., the produced toothpaste belongs to the finished toothpaste, which can be used directly, and it can be filled in the filling room!
However, such as Zhonghua full-effect brightening, Zhonghua Haobai double steps, etc., what is produced is a semi-finished product.
Chinese full-effect brightening belongs to the kind of colorful strips you said!
At the time of production, different colors should be produced separately, and then different guide tubes should be used to form a filling tube at the time of filling, so that the color striped toothpaste can be made at the time of filling!
LZ can be squeezed out to see if the color bars are very thin, whether they are red, blue, or green, etc.!
They serve an aesthetic purpose!
The double step of Zhonghua Haobai belongs to the "concentric circle" toothpaste, that is, the outer core wraps the inner core like a circle!
I remember that I had the same problem as LZ before, when I knew about Richa, someone said that there was a compartment inside the toothpaste shell, and I believed it at the time, but now I know what is going on!!
Hope LZ understands!!
The reason I know so well is because I'm working at Unilever for toothpaste manufacturing
Huh
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The landlord is vicious, and I want to ask this question too.
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The reason why the toothpaste is squeezed out of the streaks is not messy:
Mainly because a large amount of colloids are added to the color bars, and macromolecular colloids are impossible to be compatible.
The merchant mixes various raw materials into different fillers according to the proportion required by the recipe, and then fills them into different fillers. Even if you squeeze several colors of toothpaste together, the colors will not mix together no matter how you stir them. Therefore, the toothpaste will not mess up when squeezed out.
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The reason why the toothpaste is not messy when the pattern is extruded: mainly because a large amount of colloids are added to the color bar, we all know that macromolecular colloids are impossible to be compatible, if you are interested, you can buy two tubes of toothpaste at will, pay attention to the color must be different, no matter how you press and squeeze, these two colors of toothpaste will not be fused together, which is the reason why the toothpaste is squeezed out of the pattern.
Precautions when using toothpaste
1. It is recommended to place various types of toothpaste in the home alternately, which can prevent the bacteria in the mouth from developing drug resistance, and also prevent the occurrence of dental diseases, and prevent excessive intake into the body due to long-term use of some drugs.
2. In addition, you can't blindly believe in the effect of toothpaste, the toothpaste stays in the mouth for a short time, and some special toothpaste will be spit out after a few seconds, and it will not play a role in a short time, as long as the teeth are in a healthy state, you can directly choose ordinary toothpaste.
3. Another toothpaste should not be used for too long, because the longer it is used, the longer it will be exposed to the air, and the frequency of contact with the toothbrush will increase, increasing the area of contact with bacteria.
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The pattern of toothpaste is evenly squeezed out because a large amount of colloids are added to the color bar. Everyone knows that macromolecular colloids are incompatible, if you are interested, you can buy two tubes of toothpaste at will, pay attention to the color must be different, no matter how you press and squeeze, these two colors of toothpaste will not be fused together.
The origin of toothpasteIt is often said that the earliest use of toothpaste dates back to 2,000 to 2,500 years ago, and was used in the early writings of the Greeks, Romans, Hebrews, and Buddhists.
According to the records of the agent, the early trousers leakage teeth were mainly chalk, animal bone meal, and pumice.
Even patina. Until the 19th century, cow bone meal and squid bone meal were used to make tooth powder.
Brushing teeth with table salt and rinsing with salt water also exist today. It was first invented by the ancient Egyptians, but this toothpaste is not the same material as the toothpaste we use today.
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Mainly because a large number of colloids are added to the color bar, we all know that macromolecular colloids are impossible to be compatible, if you are interested, you can buy two tubes of toothpaste at will, pay attention to the color must be different, no matter how you press and squeeze, these two colors of toothpaste will not be fused together.
Toothpaste, silk regeneration solution, well washing and completion fluids for drilling, magnetic slurry, coating liquids of certain photosensitive materials, foams, liquid crystals, high sand water flows, debris flows, and mantles are also non-Newtonian fluids.
What the color bar at the bottom of the toothpaste represents
The color bar at the bottom of the toothpaste is used for positioning and identification of the product in the production process of toothpaste, also known as the electric eye positioning point, commonly used in red, blue, green and black, etc., to ensure that the printing layout is centered during the closure.
The main ingredients of ordinary toothpaste are abrasive agents, foaming agents, thickeners, wetting, flavors, etc., and functional toothpaste is an oral hygiene product that specially adds a kind of targeted drugs to ordinary toothpaste, and has the effect of preventing and treating teeth in addition to cleaning teeth.
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Because the toothpaste is poured in accordance with the proportion during production, usually the two colors are 15% to 85%, and the three colors are % (the proportion of each brand is different), and the cross-section is a circle when it is poured in. <
Because the toothpaste is poured in accordance with the proportion during production, usually the two colors are 15% to 85%, and the three colors are the reed pants (the proportion of each brand is different), and the front is a circle when it is poured in, and when it is divided and extruded, the toothpaste mouth is in the middle, and the toothpaste moves up together, which is naturally striped.
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Mainly because a large number of colloids are added to the color bars, we all know that macromolecular colloids are impossible to be compatible, if you are interested, you can buy two tubes of toothpaste at will, pay attention to the color must be different, no matter how you press and squeeze, these two colors of toothpaste will not be fused together.
The main ingredients of ordinary toothpaste are abrasives, foaming agents, thickeners, wetting, flavors, etc., and functional toothpaste is an oral hygiene product that has the effect of preventing and treating teeth in addition to cleaning teeth.
Toothpaste buying tips
When buying toothpaste, choose the type of friction agent with fine particles, which contains aluminum hydroxide and dicalcium phosphate, followed by silicon dioxide, and calcium carbonate has the lowest grade.
Buy two, respectively morning and evening: the human oral secretion of saliva clear silver has a sterilization function, in the daytime, the amount of saliva secretion is 3-4 times that of the night, easy to inhibit the production of bacteria, and eat more during the day, easy to leave food residues in the mouth. Therefore, during the day, you should choose a toothpaste with good cleaning function and can remove foreign bodies and odors; At night, when the person is asleep, the salivary gland secretion is insufficient, and toothpaste based on bacteriostatic sterilization should be used to prevent caries.
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Because the color bar toothpaste is poured into the business according to the ratio during the production, the cross-section is a circle, and the toothpaste body moves upwards when it is extruded, and the toothpaste mouth is in the middle, and several different colors are slowly squeezed out, showing a color bar. During daily use, normal squeezing will not destroy the shape of the color bar. <
Because the color strip toothpaste is poured into the business according to the ratio during the production, the cross-section is a circle, and when the toothpaste body is extruded, the toothpaste body is moved upwards and destroyed, and the toothpaste mouth is in the middle, and several different colors are slowly squeezed out, showing the color stripe. During daily use, normal squeezing will not destroy the shape of the color bar.
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The color bar toothpaste is not messy because the color bars are macromolecular colloids, and macromolecular colloids are incompatible. At the same time, the color strip toothpaste will be poured in according to the proportion during production, and the cross-section will be divided into a circle when it is poured in, so as to ensure that the toothpaste is not messed out. <
The color bar toothpaste is not messy because the color bars are macromolecular colloids, and macromolecular colloids are incompatible. At the same time, the color strip toothpaste will be poured in according to the proportion during production, and the cross-section will be divided into a circle when it is poured in, so as to ensure that the toothpaste is not messed out.
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