Magnets play an important role in a wide range of devices including computers, credit cards, simple toys, MRI machines and business equipment. Some of them are visible while others are often tucked inside the inner parts.

★For computers, magnet is used to store data on hard drives also the small speakers.

★In industrial world, magnets provide much advantage, too. Magnets in electric generators turn mechanical energy into electricity, while some motors use magnets to convert electricity back into mechanical work. Mines use magnetic sorting machines to separate useful metallic ores from crushed rock.

★For home uses, magnets can be found in bottle opener, refrigerator, phones, door bells, shower curtain, vacuum cleaners, washing machines, children’s toys and so on.