How is cobalt harmful to humans?

* Cobalt may cause an asthma-like allergy. Future exposure can cause asthma attacks with shortness of breath, wheezing, cough, and/or chest tightness. * Cobalt may affect the heart, thyroid, liver and kidneys. * Repeated exposure to Cobalt dust can cause scarring of the lungs (fibrosis) even if no symptoms are noticed.

What are the effects of cobalt on the environment?

Blasting and electricity consumption in cobalt mining is damaging to the environment. Eutrophication and global warming are the most affected impact categories. Carbon dioxide and nitrogen dioxide emission are highest from cobalt mining.

What is cobalt used for?

Cobalt is also used to make airbags in automobiles; catalysts for the petroleum and chemical industries; cemented carbides (also called hardmetals) and diamond tools; corrosion- and wear-resistant alloys; drying agents for paints, varnishes, and inks; dyes and pigments; ground coats for porcelain enamels; high-speed …

What diseases can cobalt cause?

Cobalt is toxic to the heart muscle. It can cause heart muscle disease (toxic cardiomyopathy) after too much exposure. An increase in red blood cells (polycythemia) may be a symptom of too much cobalt. Not treating this issue can cause congestive heart failure.

Is cobalt harmful in drinking water?

Generally, cobalt compounds that dissolve easily in water are more harmful than those that are hard to dissolve in water.

What does cobalt 60 do to the environment?

How does cobalt-60 change in the environment? Cobalt-60 decays by beta and gamma emission to non- radioactive nickel. Most of the radiation from the decay of cobalt-60 is in the form of gamma emissions; some is in the form of beta particles.

Is cobalt poisonous or hazardous?

It is found in rocks, soil, water, plants, and animals, including people. It can harm the eyes, skin, heart, and lungs. Exposure to cobalt may cause cancer. Workers may be harmed from exposure to cobalt and cobalt-containing products.

Is cobalt a pollutant?

Cobalt compounds are federal hazardous air pollutants and were identified as toxic air contaminants in April 1993 under AB 2728. … There are several radioactive isotopes and the hydrated salts of cobalt are red (Merck, 1989).

What everyday items have cobalt?

What are some products that may contain Cobalt (II) Chloride Hexahydrate?

Why is cobalt so expensive?

Political instability has historically influenced the price of cobalt ore. … Current battery technologies require cobalt as part of the cathode. Given the growing popularity of electric vehicles, demand for cobalt continues to increase. Near-term trends suggest demand will outstrip supply, thus increased prices.

Why is cobalt so valuable?

Because cobalt is typically a by-product, cobalt supply is highly dependent on the economic viability of copper and nickel mining in a given market. There are several ways to separate cobalt from copper and nickel, depending on the cobalt concentration and the exact composition of the ore used.

What happens if you are exposed to cobalt?

How can cobalt affect my health? Other health effects associated with exposure to high levels of cobalt through ingestion may include: nausea and vomiting, vision problems, dermatitis, thyroid damage, severe damage to the heart, and even death.

Can cobalt make you sick?

It may cause nausea and vomiting. However, absorbing a large amount of cobalt over longer periods of time can lead to serious health problems, such as: Cardiomyopathy (a problem where your heart becomes big and floppy and has problems pumping blood) Deafness.

What are the effects of cobalt poisoning?

Besides the symptoms associated with other forms of metallosis, cobalt toxicity can cause patients to suffer from fever, inflammation, and low thyroid levels. Some patients have also reported heart failure, loss of vision, loss of hearing, and organ damage. Failing metal hip replacements can also lead to metallosis.

Is cobalt in tap water?

Cobalt is a metal found throughout the environment; people may be exposed to cobalt in air, food and drinking water. … Utilities with the highest amounts of cobalt, 2012-2017.

Utility Bordentown Water Departm*
Location Bordentown, NJ
Tests 3 of 3
Average level 15.8 ppb
People served 15,821

Is cobalt a carcinogen?

Based on the laboratory animal data, the International Agency for Research on Cancer (IARC) has determined that cobalt and cobalt compounds are possibly carcinogenic to humans.

How does cobalt react with water?

Cobalt is somewhat of a reactive element. … Cobalt has the ability to react with most acids to produce hydrogen gas. However cobalt does not react with water that is at room temperature. The simplest ion that cobalt forms in solution is the pink hexaaquacobalt(II) ion – [Co(H2O)6]2 +.

Why is Cobalt-60 bad?

Because it decays by gamma radiation, external exposure to large sources of Co-60 can cause skin burns, acute radiation sickness, or death. … Co-60 absorbed by the liver, kidneys, or bone tissue can cause cancer because of exposure to the gamma radiation.

What type of radiation does cobalt-60 emit?

Gamma Rays Type of Radiation Emitted: Beta Particles. Gamma Rays.

Why is Cobalt-60 important?

Cobalt-60 is widely used as a medical and industrial source of radiation. Medical use consists primarily of cancer radiotherapy. Industrial uses include testing welds and castings and a large variety of measurement and test instruments, such as leveling devices and thickness gauges.

How much cobalt is poisonous?

The LD 50 value for soluble cobalt salts has been estimated to be between 150 and 500 mg/kg. Thus, for a 100 kg person the LD50 would be about 20 grams. Soluble cobalt(II) salts are possibly carcinogenic to humans (IARC Group 2B Agents).

What is a toxic level of cobalt?

According to one reference, a serum cobalt metal ion concentration greater than 1 g/L is suggestive of excessive cobalt exposure, and a value greater than 5 g/L is considered likely toxic[11].

Can you get cobalt poisoning from a ring?

Are Cobalt Rings dangerous? Made from the same hypoallergenic and bio-compatible alloy as the cobalt chrome used in dental and joint implants, cobalt rings are not dangerous to wear and will not cause irritation or allergic reactions.

Is cobalt a radioactive element?

Cobalt occurs naturally as only one stable isotope, cobalt-59. Cobalt-60 is a commercially important radioisotope, used as a radioactive tracer and for the production of high-energy gamma rays. …

Standard atomic weight Ar ,std(Co) 58.933194(3)
Cobalt in the periodic table

What group is cobalt in?

Group 9 Fact box

Group 9 1495C, 2723F, 1768 K
Period 4 2927C, 5301F, 3200 K
Block d 8.86
Atomic number 27 58.933
State at 20C Solid 59Co

What are organic water pollutants?

Organic contaminants including dye, humic substances, phenolic compounds, petroleum, surfactants, pesticides, and pharmaceuticals are important pollutants in wastewaters. The presence of organic contaminants in water may produce toxic chemicals during disinfection.

What food products contain cobalt?

Good food sources of cobalt include:

Is milk high in cobalt?

Some of the dietary sources that are abundant in cobalt include red meat, milk, fish, cabbage, figs and turnips.

Why is cobalt important in everyday life?

Cobalt is used in both glazes and the manufacture of pottery, ceramics, and even the tiles on your roof. Your body actually needs cobalt to survive. It is one of many trace elements needed in your diet. Cobalt is also used to manufacture vitamin B12.