Is the copper green produced by the water dragon head poisonous? The professor tells you how to determine whether the copper in the drink is safe

The reader signed "Children Who Loves Mountain" used the website's "Contact Me" on 2024-3-31: "The professor has a question and wants to ask if the copper green produced by the water dragon head of the water purifier is...


The reader signed "Children Who Loves Mountain" used the website's "Contact Me" on 2024-3-31: "The professor has a question and wants to ask if the copper green produced by the water dragon head of the water purifier is poisonous? There are two schools on the Internet, one is poisonous, and the other is not. I don't know what is correct."

I first searched for relevant information in Chinese and saw a lot of dangerous words, especially like TVBS, which mixed legal "copper" with illegal "calender" into one. So, I finally decided to use the information provided by US government departments and university institutions.

The Centers for Disease Control in the United States published a self-question on copper toxicity, including two self-question related to drinking water:

Question 1: How did I get to copper? Answer 1: People use water and food to put the copper into the copper, inhaling the copper from air, and may touch the copper or products containing the copper. If you have copper tubes and acidic water at home, the copper content in your drinking water may be high.

Q2: How does copper affect my health? Answer 2: It is essential for people to put a small amount of copper from food and water every day. Taking too much or too little copper can cause illness. Taking up a lot of copper (usually drinking water) can cause vomiting, nausea, abdominal pain and/or abdominal distension. Over time, taking more than the recommended amount of copper daily (such as water or copper supplements) can cause serious illnesses such as kidney and liver damage.

The Department of Hygiene in Minnesota, USA issued Copper in Drinking Water (coppers in drinking water): "When water passes through the home piping system, coppers may enter your drinking water. Your body needs some coppers to stay healthy, but too much is also harmful. For most healthy people, eating or drinking coppers usually does not cause illness. Most people can handle coppers effectively. However, taking too much coppers can cause headaches, vomiting, abdominal pain, stomachache, discomfort, liver damage, and kidney disease. High-concentration copper may damage red blood cells and may also reduce the ability of red blood cells to bring oxygen. High-concentration copper may affect men's fertility. People with Viagra and some babies (baby under one year old) are more sensitive to copper. They do not It is easy to remove excess copper. Healthy people usually do not suffer from diseases related to eating or drinking copper because their bodies can maintain appropriate copper levels through the normal function of the body system. ”

Washington Department of Health issued Copper In Drinking Water: "A small amount of copper is important for physical health. The Food and Drug Administration recommends that a daily dietary intake of 2 mg of copper. The main sources of copper are beans, fruits, grains, leaves, mushrooms, chocolate, liver and some fruits. Touching high doses of copper can lead to health problems. Touching high concentrations of copper in the short term can lead to unsuitable stomach and kidney tracts. Long-term exposure and severe copper poisoning can cause blood and cause liver and kidney function. Although some of the coppers you take will enter the blood quickly, your body is very good at preventing high-density copper from entering the blood; it will drain more than a few days later. Individuals with Viagra or Menker's (an abnormal disease that causes copper absorption and creatorial aberrations) have higher exposure risks to copper exposure than the general public. If these people know that the water has a copper content of more than 1.3 per liter The effective level of milligrams, they should consult their medical providers. ”

Dartmouth College, New Hampshire, USA, has a The Dartmouth Toxic Metals Superfund Research Program with the assistance of the National Institute of Health. The plan has a webpage called The Facts on Copper. I translate the point as follows: One potential source of human overdose copper exposure is drinking water delivered through copper tubes and yellow copper sink devices. A small amount of copper in the pipe will be poured into the water, especially hot water and water that is placed in the pipe for hours or overnight. Acid (low pH) water leaches more copper than steady (high pH) water. Soft water may contain more copper than hard water because it does not contain minerals that form a protective layer inside the pipe to prevent copper from leaching. The blue-green water below the head of the water dragon indicates that the water contains copper. Some people who drink water with high copper content may experience nausea, vomiting, abdominal pain and abdominal distension. The amount of copper commonly found in copper pipe water does not usually cause any threat to health.

Although the above information does not directly discuss the "Is the copper green produced by the water dragon head of the purifier sucking water?" which concerns readers, they all agree that "the amount of copper contained in the drinking water does not usually cause any threat to health." However, if the water dragon at your home produces copper green and you have symptoms such as nausea, vomiting, abdominal pain and abdominal pain, you may need to consider the possibility of copper poisoning.

Original text: Is the copper green on the Shuilong Head poisonous?

Responsible editor: Gu Zihuan



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