Magnesium vs. Magnet – Similar Names, Different Worlds
Often confused due to their similar etymology, yet they have nothing in common physically. Magnesium (Mg) is a light metal and a vital mineral; without it, your heart wouldn't beat. A Magnet is a physical object that generates a magnetic field. In this article, we explain why you shouldn't confuse a dietary supplement with an electric motor component.
Experiments with eddy currents
Quick Comparison: Chemistry vs. Physics
Key differences in a nutshell:
| Feature | Magnesium (Mg) | Magnet |
|---|---|---|
| What is it? | Chemical Element (Metal) | Object generating a magnetic field |
| Where is it found? | In chlorophyll, food, metal alloys | In speakers, hard drives, on fridges |
| Superpower | Burns with bright white light (flares) | Attracts iron, nickel, cobalt |
Magnesium (Mg) – Metal Lighter than Aluminum
Stardust: Magnesium is created inside massive stars through nuclear fusion. Every atom of magnesium in your body comes from space.
Automotive: 'Magnesium' wheels are lighter and stronger than aluminum ones, which is why they are used in high-performance racing cars.
Health: Known as the 'element of life'. It is responsible for muscle contractions and nerve transmission. Its deficiency leads directly to cramps and fatigue.
Magnet – The Invisible Force
Neodymium Giants: Modern neodymium magnets (NdFeB) are so strong that a small cube can hold the weight of an adult human.
History: The first magnets were natural stones (magnetite), which ancient civilizations used to create the first compasses.
Technology: Without magnets, the speakers in your phone, motors in electric cars, or MRI scanners in hospitals wouldn't work.
Quick Q&A
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czwartek 2025-05-15T12:00:00