Do you know what fluorescent powder is? Although we rarely encounter fluorescent powder, its harm to the human body cannot be ignored. Is fluorescent powder harmful to the human body? Let me tell you about the knowledge of fluorescent powder. In fact, if children eat fluorescent powder without paying attention, it can easily endanger their lives. Therefore, it is necessary to understand the harm of fluorescent powder to the human body. Phosphor is actually divided into two different types, one is photoenergy storage phosphor, and the other is phosphor containing radioactive substances. Although fluorescent powder looks very beautiful and dreamy in the dark night, it contains many substances that are harmful to the human body, so you must be careful when using it. 1. Phosphor has been introduced to you before. It is actually divided into two different types. Among them, photo-energy storage phosphor basically does not cause any harm to the human body during use. This is mainly analyzed from the principle of its luminescence. Its luminous principle is mainly that after being exposed to natural light or other light during the day, it can store the absorbed light energy. When this phosphor stops being exposed to light, it will begin to emit the light energy previously absorbed through fluorescence. It can be seen in the dark, but it only lasts for a few hours. 2. Another type of fluorescent powder, the fluorescent powder with radioactive substances, contains a lot of substances that are harmful to the human body. Because this kind of phosphor contains a lot of radioactive substances, and the reason why this phosphor can glow continuously is due to these radioactive substances. It mainly uses these radioactive substances to continuously emit rays to stimulate these phosphors to glow, and it glows for a very long time. However, it does contain many toxic and harmful substances, which are not only harmful to the human body, but also cause pollution to the surrounding environment. Main hazards 1. This fluorescent powder contains toxic and harmful substances such as mercury. When the mercury vapor reaches 0.04 or exceeds three milligrams, if the human body is exposed to this fluorescent powder for a long time for two to three months, these toxins will slowly accumulate in the human body and cause chronic poisoning. 2. When the mercury vapor reaches more than two milligrams, it can easily cause acute mercury poisoning in people. If it reaches 10 milligrams, it will directly lead to death. 3. Once some substances in the fluorescent powder enter the human body, they will spread quickly to the kidneys, lungs and other organs. In a milder state, they will cause headaches, fever, weakness in the limbs, and many oral problems, and are also very bad for the teeth. In serious cases, it can cause mental disorder. Is fluorescent powder harmful to the human body? In fact, it can cause some harm to human health. As for substances like fluorescent powder, they must be stored carefully. If you are not careful, it will be very harmful to your health, because fluorescent powder contains many harmful substances. If it is accidentally ingested by the human body, it is very easy to be dangerous. |
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