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Definitely can't be used, the PVC in the plastic bottle will diffuse into the water, that kind of polymer is harmful to the body, believe me, I'm a science major, and I majored in chemistry at university...
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Not cold to use Oh Plastic will emit toxic substances after being scalded with boiling water, and it smells unpleasant and is an obvious feature of chemical reaction, drinking water with that kind of bottle is not good for the body, but it is no problem to just hold it for warmth.
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Plastic bottles. It contains a variety of elements that can be harmful to the human body, and will not have much impact on the human body at room temperature, but after being exposed to high temperatures, its harmful substances will dissolve into water when heated, and then cause harm to the human body!
It is recommended that the landlord do not use disposable plastic bottles for hot water, and it is suggested that you can buy a ceramic cup, if you want to carry it with you, it is recommended that you buy a thermos cup, so that it can keep warm and ensure good health.
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No, you can buy a glass or an ordinary thermos cup, a space cup. Mineral water bottled cold water is OK, hot water will shrink and deform, and there is a peculiar smell. It's not good for the body either.
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This kind of plastic bottle can no longer be used for drinking water after being scalded by hot water, and there are many toxic substances when the plastic is dissolved.
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Yes, plastic bottles can produce carcinogens when they are scalded, which can harm the reproductive system and reduce IQ.
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It is better not to use, releasing the toxic substance polyvinyl chloride. Harmful to the body!
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Mineral water bottles are generally disposable, and they are cold water, so it is recommended that you do not use such bottles. It is recommended that you spend a few extra dollars to buy a water cup, the body is important. Good luck with your exams.
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That definitely can't be used, that thing was originally designed for low temperature and one-time use!!
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If you can't use it, it is recommended that you buy a water bottle and a thermos mug.
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Mineral water bottles are made of polyethylene, which deforms when exposed to heat, releasing harmful substances.
It is not recommended to fill hot water and quote.
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It should be possible if there is a floating object, it can't.
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It's harmful to the body, you change it, health is important.
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New plastic water cups should not be scalded with boiling water. Not all plastic materials can withstand high temperatures, first of all, observe the number in the middle of the triangle at the bottom of the cup, if it is No. 5, it means that the cup is made of high-temperature plastic, if it is other, it means that the plastic material used in the cup can not withstand high temperatures.
If the cup is not resistant to high temperature, scalding with boiling water will cause the plastic material to release some substances that are not conducive to human health, if you want to disinfect and sterilize the newly bought plastic cup, you can use light salt water soaking, fill the cup with water, add a spoonful of salt, cover the lid and shake it a few times to fully dilute the salt, and wait for 24 hours.
Most of the plastics that can be used to make water cups are food-grade plastics, which have a certain high temperature resistance, but in the process of drinking water, try not to hold hot water higher than 90 degrees, which can not only prolong the service life of the water cup, but also be more conducive to human health.
Water cup is an indispensable daily necessities in daily life, according to the different materials, the water cup can be divided into ceramic cups, glass cups, plastic cups, stainless steel cups, etc., from the high temperature resistance, the high temperature resistance of ceramic cups is the best, so people who like to drink hot water usually choose ceramic cups.
The biggest advantage of the plastic cup is that it is convenient, changeable, not easy to break, and is suitable for use when going out, but its disadvantage is also obvious, that is, it cannot withstand too high temperatures.
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It can't be used. When the plastic bottle is flattened, the plastic bottle is poisonous.
It is recommended not to use plastic bottles for a long time, some bottles have been used for a long time, and chloride will be produced under light conditions or changing the temperature difference environment.
Plastic bottles contain a variety of elements that can be harmful to the human body, which will not have much impact on the human body at room temperature, but after being exposed to high temperatures, its harmful substances will be dissolved into water when heated, and then harmful to the human body!
Put more than half a bottle of cold water in the bottle, cover it, and heat it together in a pot with water, maybe it can be reduced.
Plastic bottles are mainly made of materials such as polyethylene or polypropylene and added with a variety of organic solvents. Polyester (PET), polyethylene (PE), and polypropylene (PP) are widely used as raw materials for plastic bottles, and the corresponding organic solvents are added, heated at high temperatures, and then blown by plastic molds, extruded, or injection molded plastic containers.
It is mainly used for liquid or solid disposable plastic packaging containers such as beverages, food, pickles, honey, dried fruits, edible oils, pesticides and veterinary drugs. Plastic bottles have the characteristics of not easy to break, low cost, high transparency, and food-grade raw materials.
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Plastic is easy to decompose harmful substances when heated, it is recommended not to use plastic to be filled with hot water, change a glass, it doesn't cost much,
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The new plastic cup can be used by scalding it with boiling water.
The new plastic cup needs to be rinsed with clean water before use, and soaked in warm water, after about 15 minutes of soaking, it can be used In addition, the plastic cup generally cannot be used to hold hot water, otherwise toxic substances will be precipitated.
Although the plastic cup you just bought can only be used after cleaning, whether you use hot water when cleaning the cup mainly depends on the heat resistance of the cup. If you can withstand high temperatures, use the detergent first.
Brush it clean, then scald it with hot water, and if you are afraid of heat, use a washing spirit to clean it, and then rinse it with water.
Cleaning and disinfection. Buy plastic cups, after opening, first check whether there is any damage, the goods are sent to their hands from the manufacturer, there is a process in the middle, some poorly packaged cups will be damaged, find out in time, and contact the seller in time. After opening the package, unscrew the lid and use tap water to blister, noting that boiling water is not required, just fill the lid of the cup with water.
Soak in water for 24 hours, you can pour out the water and wash it again. It can also be soaked in brackish water for 24 hours, which has bactericidal and anti-inflammatory effects. It's also okay to soak in a little vinegar. That is, when cleaning, you should pay attention to washing several times to remove the taste of vinegar.
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Plastic bottles. It is deformed by boiling water and poisonous.
Plastic bottles are made of polyester (PET) and polyethylene.
PE), polypropylene.
PP) as the raw material of plastic containers, contact with direct sunlight, high temperature, etc., chemical reactions will occur, the production of harmful substances, PET full name polyethylene terephthalate.
It has a heat-resistant temperature of about 70 degrees Celsius, so it will deform (heat shrink) when you put boiling water in it.
If PET bottles are hot drinks, the temperature will generally be controlled around 50 degrees to avoid deformation. In addition, the relevant standards for food contact materials also stipulate the possible leachables, and the risk to human health of materials that meet the requirements can be ignored. Drinking such water occasionally will not cause obvious toxicity***.
If you're worried about the plastic smell caused by deformation, don't drink it, after all, there's no shortage of water.
The relevant treatment of plastic bottles after being scalded and deformed by boiling water
There are many materials for plastic bottles, and there is generally a triangle on the bottle body.
Symbols with numbers. Transparent mineral water bottles are generally 1, that is, PET, and some opaque white bottles are made of PE or PP material.
The water inside the bottle is not drinkable, because the current plastic bottles are generally made of polyethylene or polypropylene, and the bottle will dissolve some toxic substances in the water after being scalded by high temperature. Drinking this impurity-dissolving water will not only cause gastrointestinal upset, but also the taste of the water will have a plasticy taste.
When drinking hot water, it is best not to use plastic bottles, because plastic containers are not too heat-resistant, and using stainless steel, ceramic, and glass bottles to fill hot water will ensure the safety of water quality.
Plastic bottles that have been scalded by hot water can no longer be filled with edible food, so it is recommended to dispose of such plastic bottles as soon as possible.
The above content reference: Encyclopedia - plastic bottles.
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It can be scalded with boiling water. But it depends on the composition of the plastic cup. Some are resistant to high temperatures, some are not.
Those that are not resistant to high temperature are easy to deform and decompose substances harmful to the human body under high temperature conditions. Long-term use is not good for health. The reasons for this are as follows:
First, plastics are polymer chemical materials, which often contain toxic chemicals such as polypropylene or PVC polyvinyl chloride. Drinking water in a plastic cup is inevitably used to fill hot or boiled water. When using plastic cups to fill hot water, especially when filling boiling water, the toxic chemicals in the plastic can easily precipitate into the water, and drinking such water for a long time will inevitably cause harm to the human body.
Second, plastic water cups are prone to bacteria and are not easy to wash. This is because plastic with a seemingly smooth surface is not smooth, and there are many small pores in the internal microstructure, and these small voids are easy to trap dirt and dirt, and cannot be cleaned off by conventional methods.
Third, most of the most popular plastic cups on the market are made of polycarbonate, and bisphenol A is one of the main raw materials for the production of polycarbonate plastics. Bisphenol A is internationally recognized as a substance that can increase the risk of cancer and has been linked to breast cancer, prostate cancer and precocious puberty.
Cleaning method
Toothpaste method: first soak the cup with water (no water is left), then rub the toothpaste on the wall of the cup, and then rinse with water.
Salt, whether it is table salt or coarse salt, can help us remove tea stains from the cup.
Method: After dipping with your fingers, brush back and forth on the top of the tea stain, it only takes two or three minutes, and you will find that the tea stain has magically disappeared, and it is not easy to hurt the cup.
When the citrus peel sometimes gets old and can't be cleaned no matter how much you scrub it, you might as well look for leftover lemons in the kitchen or peels to throw away after eating oranges.
Method: For cleaning coffee cups, use lemon slices or a little vinegar to wipe the rim of the cup; If it is a coffee pot, we can slice the lemon, wrap it in a cloth and put it on the top of the coffee pot, add water and fill it to the fullest. Brew the lemon in the same way you brew coffee and let it drip into the pot below.
When there is yellow cloudy water dripping out of the coffee pot, this is evidence that citric acid has cleared the coffee stains. Generally speaking, the coffee pot can be cleaned in about two times.
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No, plasticizers are often added to plastics, which contain some toxic chemicals, when hot water or boiling water is filled with plastic cups, toxic chemicals are easily diluted into the water, and the internal microstructure of plastics has many pores, which hide dirt, and it is easy to breed bacteria if it is not cleaned.
It's best to use a nice glass.
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It is made of food-grade materials.
It will not cause harm to the human body.
It is not recommended to soak at high temperatures for a long time.
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