NICKEL
What is nickel?
Nickel is a metallic element with atomic number 28 and chemical symbol Ni. It is a silvery-white lustrous metal that is known for its corrosion resistance and high ductility.
Nickel is widely used in various industries due to its unique properties. It is commonly found in stainless steel alloys, which are used in construction, manufacturing, and household appliances.
Nickel is also used in electroplating, batteries, magnets, and as a catalyst in chemical reactions. Nickel compounds are utilised in the production of pigments, ceramics, and electronics.
Nickel is essential for certain metabolic and biological processes but is only required in very small amounts and excessive exposure to nickel can be harmful. Nickel plays a role as a cofactor for certain enzymes involved in various physiological processes, including metabolism and DNA repair.
The human body has a limited capacity to handle nickel, and prolonged or excessive exposure to nickel can lead to allergic reactions and other adverse health effects.
It is important to maintain a balance and avoid excessive exposure to nickel in order to ensure its beneficial effects without causing harm.
Nickel, a naturally occurring element, can be found in various forms within the Earth's environment. It is emitted by volcanoes during volcanic activity, released into the atmosphere as part of geological processes.
Nickel can be present in geological deposits, commonly associated with minerals and ores in the Earth's crust. Some meteorites that make their way to Earth also contain nickel.
It can also be found in sediments on the ocean floor, where it is a component of underwater geological formations.
Nickel is a versatile metal with a wide range of applications across various industries due to its unique properties. Some of the primary applications for nickel include:
- Stainless Steel Production: Nickel is a crucial alloying element in stainless steel, enhancing its corrosion resistance, strength, and durability. Stainless steel is used in a multitude of applications, including kitchen appliances, construction materials, cutlery, and industrial equipment.
- Electroplating: Nickel is commonly used in electroplating processes to provide a decorative and protective coating on various metal and non-metal substrates. This process is used in industries such as automotive, jewelry, and electronics.
- Batteries: Nickel is used in various types of batteries, including nickel-cadmium (Ni-Cd) and nickel-metal hydride (NiMH) batteries. These batteries are used in portable electronics, cordless tools, and hybrid electric vehicles.
- Aerospace Industry: Nickel-based superalloys are essential for the aerospace industry, as they provide high-temperature strength and corrosion resistance. These alloys are used in aircraft engines, gas turbine components, and other critical aerospace applications.
- Chemical Industry: Nickel is used in chemical processing equipment due to its resistance to corrosion and high-temperature environments. It is used in the construction of vessels, pipes, and valves for handling corrosive chemicals.
- Electronics: Nickel is used in various electronic components, such as connectors, switches, and resistors. It is also used in lead frames and plating on printed circuit boards (PCBs).
- Magnetic Alloys: Nickel is an important component in various magnetic alloys, including alloys used in transformers, electric motors, and magnetic shielding applications.
- Medical Devices: Nickel is considered biocompatible, and it is used in medical implants and devices such as pacemakers, orthopedic implants, and dental instruments.
- Coins and Currency: Nickel is used in the production of coins and currency, such as the United States five-cent coin (nickel) and various other coins in different countries.
- Heat Exchangers: Nickel alloys are used in heat exchangers for their resistance to corrosion and ability to withstand high temperatures. These are commonly used in chemical processing plants, power generation, and industrial HVAC systems.
- Catalysts: Nickel-based catalysts play a crucial role in various chemical reactions, including hydrogenation processes in the petrochemical and food industries.
- Alloys for Marine Applications: Nickel alloys are used in marine environments due to their resistance to corrosion by saltwater. They are used in shipbuilding, offshore drilling equipment, and marine engineering.
- Automotive Industry: Nickel is used in various automotive components, such as catalytic converters, sensors, and electrical connectors.
These diverse applications demonstrate the importance of nickel in modern industry, as it contributes to the durability, performance, and functionality of numerous products and technologies across different sectors.
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Explore the tabs and discover links between NICKEL and various elements
Ailments & conditions it helps
Associated organs & body parts
Deficiency-related ailments
Ingredients it’s found in
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How much does the body need per day?
Age |
Male |
Female |
|---|---|---|
|
1 to 3 years: |
0.2 µg |
0.2 µg |
|
4 to 8 years: |
0.2 µg |
0.2 µg |
|
9 to 13 years: |
0.6 µg |
0.6 µg |
|
14 to 18 years old: |
1 µg |
1 µg |
|
19 to 50 years: |
1 µg |
1 µg |
|
51 years and over: |
1 µg |
1 µg |
|
During pregnancy: |
|
1 µg |
|
Lactation |
|
1 µg |