What kind of food can’t be put in the vacuum flask?

Drinking hot water is good for the human body. Supplementing water can also take in minerals, maintain the normal functioning of various organs, improve the body’s immunity, and fight against bacteria and viruses.

If you have children at home, you must buy a kettle, especially an insulated kettle, which is very convenient to carry when going out. But the choice of thermos cup is a big problem.

CCTV has repeatedly exposed the quality problems of thermos cups. Some merchants sell thermos cups with inferior raw materials, causing the hot water in the cups to turn into poisonous water with excessive heavy metals. If you drink this kind of water for a long time, it will inevitably increase Blood disease risk, may also affect normal growth and development.

The quality of the thermos

Xiaomei is a mother of a second child, and she usually attaches great importance to her child’s health. Two children in the family buy kettles, two at a time. Children are very fond of cartoon cute thermos.

But Xiaomei’s baby drank the water in the thermos and found that the abdominal pain was very severe, and he even sweated profusely during class. Seeing this, the teacher rushed him to the hospital.

The doctor found out that the child’s heavy metals were severe. The sensitive doctor first suspected that there was something wrong with the thermos cup. So Xiaomei went back to school immediately, took the child’s thermos cup to check the test results, and it showed that the cup was indeed low quality.

Poor corrosion resistance of the liner

CCTV exposed the “death-killing thermos cup”, pouring hot water into poisonous water, reminding parents not to be ignorant
Parents attach great importance to the health of their children. If they buy a low-quality thermos cup, it will undoubtedly make the parents very sad. Isn’t this equivalent to poisoning their children?

CCTV News once exposed that many types of thermos cups were unqualified. According to the report, the staff of the Beijing Consumers Association randomly purchased 50 stainless steel thermos cups in shopping malls, supermarkets and online shopping platforms. After professional testing, more than a dozen samples were found to be unqualified. national standard.

The thermos cup sample is unqualified

This kind of thermos cup uses inferior stainless steel liner, which is easy to precipitate heavy metals such as chromium, manganese, lead, etc., and enters the human body with water, and gradually accumulates in the organs, causing varying degrees of damage to the organs.

Chromium is nephrotoxic and can cause gastrointestinal corrosion and even increase the risk of cancer; manganese can affect the brain and cause neurasthenia; lead can cause anemia and damage the central nervous system, leading to brain damage.

If children often use this kind of inferior thermos cup, it will also cause damage to their own health, so parents and friends must pay attention to mastering the skills of purchasing thermos cups.

Inferior stainless steel liner

Tips for choosing a thermos cup
First of all, pay attention to the material of the liner.

It is not recommended to choose industrial grade 201 stainless steel, which is weak in acid and alkali resistance and easy to corrode. It is recommended to choose 304 stainless steel liner, which belongs to food grade; 316 stainless steel is more recommended, which belongs to medical grade stainless steel, and its indicators are better than 304 stainless steel.

316 stainless steel liner

Secondly, pay attention to the plastic parts of the thermos cup.

It is recommended to choose food-grade PP material instead of PC material. Many people may think that it doesn’t matter whether the plastic parts of the thermos cup are good or not, but they will release harmful substances if they are exposed to high temperatures.

Finally, choose the one produced by a large manufacturer.

Many parents are greedy for cheap, thinking that buying a water bottle online, as long as it can keep the water insulated and let the children drink water, is enough. However, some products are indeed unqualified. It is recommended that you go to regular supermarkets to buy qualified products. Although the price is more expensive, the quality is better. It is guaranteed, even if there are problems in the future, we can get the greatest protection.

drink of girl

Try not to put 5 kinds of drinks in thermos cups
1. Acidic drinks

If the liner of the thermos cup is made of high-manganese and low-nickel steel, it cannot be used to hold acidic drinks such as fruit juice or carbonated drinks. This kind of material has poor corrosion resistance and is easy to precipitate heavy metals. Long-term storage of acidic drinks will damage your health. Fruit juices should not be stored at high temperatures to avoid damage to their nutrition. Highly sweet drinks can easily lead to microbial growth and deterioration.

2. Milk

Putting heated milk into a thermos cup is something many parents often do, but the acidic substances contained in dairy products will react chemically when they encounter stainless steel, which is not conducive to health. Microorganisms in milk will accelerate their reproduction at higher temperatures, making them The milk is rotten and deteriorated, and food poisoning will occur after drinking, such as abdominal pain, diarrhea, dizziness, etc.

milk

3. Tea

When the elderly go out, they like to fill the thermos cup with hot tea, which will not cool down for a day. However, if the tea leaves are soaked in high temperature for a long time, the nutrients contained in them will be destroyed, and the tea will no longer be mellow and may even cause For the bitterness problem, it is best not to store such drinks for a long time, otherwise harmful substances will also grow.

4. Traditional Chinese Medicine

Many people drink traditional Chinese medicine and choose to carry it in a thermos cup. However, the acidity and alkalinity of traditional Chinese medicine is not suitable. It is also easy to corrode the stainless steel inner wall of the thermos cup and cause a chemical reaction. After drinking, it will harm the body. Days, the temperature of the thermos cup is relatively high, and it is prone to deterioration. It is recommended to store it at room temperature.

traditional Chinese medicine

5. Soy milk

In addition, the thermos cup will also destroy the taste of soy milk, making it no longer as rich and sweet as fresh soy milk. Porcelain or glass bottles are better for soybean milk, and it is best not to use plastic bottles to avoid chemical reactions between hot soybean milk and plastic.

Can I use the newly bought thermos cup directly?
Answer: It cannot be used directly. The newly purchased thermos cup will inevitably be contaminated with a lot of dirt during the process of production, delivery and transportation. At the same time, the material of the thermos cup itself may contain harmful substances. Therefore, for your own health, the pump must be cleaned before the first use.

If conditions permit, it can be put into a disinfection cabinet for disinfection. If there is no disinfection cabinet, it must be washed before eating with confidence.

The thermos cup needs to be cleaned for the first use, as follows:

1. For the newly purchased thermos cup, it is recommended to read the instruction manual before using it to understand its function and usage.

2. Before using the newly purchased thermos cup, you can rinse it with cold water to remove the ash inside.

3. Then use hot water again, add an appropriate amount of polishing powder to it, and soak for a while.

4. Finally, rinse it with hot water again. The thermos cup cover has a rubber ring that needs to be removed when cleaning. If there is a smell, you can soak the exterior of the thermos cup alone. Do not use hard objects to rub the body back and forth, otherwise the cup body will be damaged.

cleaning of stainless steel cup

If the cup is found to be polluted or is a toilet, it must be cleaned in time. The thermos cup should be replaced regularly according to the specific situation, and it is not a utensil that can be used all year round.


Post time: Jan-04-2023