Enamel cups: Experts also advocate the use of enamel cups. Enamel is resistant to high temperature and corrosion, and the metal contained in it is relatively stable, but it may dissolve in acidic environment. Therefore, it is best not to use enamel cups to hold acidic drinks for a long time. In addition, the surface of enamel cup is easy to be damaged after bumping, and harmful substances are precipitated, so it should be eliminated decisively.
Ceramic cups: The purer the ceramic cups, the safer. Due to the high content of heavy metals such as lead and chromium in pigments, these harmful substances are easy to dissolve when adding boiled water or drinks with high pH value. You can touch the surface of the pattern when you buy it. If it goes well, it will be safer. If it is uneven, it will fall off with the nails. It's best not to buy it. In addition, the cup is affected by static electricity such as computers and cabinets, which will absorb more dust, bacteria and germs and affect health for a long time. To this end, experts suggest that it is best to provide a lid for the cup and keep it away from computers and other electrical appliances. Usually, we should keep the indoor air circulating, open the window for ventilation, and let the dust go with the wind.
Stainless steel cups: Stainless steel cups are alloy products. Improper use will release the heavy metal substances contained in it, which is harmful to health. Therefore, in daily use, do not use stainless steel cups to hold acidic drinks, such as juice, coffee, carbonated drinks and so on.
Plastic cups: Plastic cups are cheap, not afraid of falling, and are very popular with office workers. It is best not to use plastic cups in the office.
Plasticizers are often added to plastic cups, which contain some toxic chemicals. When hot water or boiled water is filled in plastic cups, toxic chemicals are easily diluted into water. In addition, plastic cups are easy to breed bacteria. Although the plastic surface looks smooth, in fact, there are many cracks, which are easy to hide evil and shelter evil. In the office, people only use clean water to wash cups, and cups cannot be thoroughly cleaned and disinfected. Experts suggest that it is best to use stainless steel cups or glasses in the office and clean them every day. It is best to use detergent and wash with hot water. Therefore, experts remind that when purchasing plastic cups, you must choose cups made of food-grade plastics that meet national standards.
Paper cups: disposable paper cups just look hygienic and convenient. In fact, the product qualification rate can not be judged, and whether it is clean or not can not be recognized with the naked eye. From the perspective of environmental protection, disposable paper cups should be used as little as possible. Some paper cup manufacturers add a lot of fluorescent brighteners to make the cups look whiter. It is this fluorescent substance that can mutate cells, and once it enters the human body, it will become a potential carcinogen; Secondly, those unqualified paper cups are generally soft and easy to deform when poured into water. Some paper cups are poorly sealed, and the bottom of the cup is easy to seep, which makes it easy for hot water to burn your hands. What's more, if you gently touch the inside of the paper cup with your hand, you can feel fine powder on it, and it will turn white when you touch it with your fingers. This is a typical inferior paper cup.
Therefore, in order to be healthy, you should choose the right cup to drink water, and be careful that the cup will cause disease harm.
Aikawang 100% natural alkaline mineral water, natural taste, natural health.