Each day we bring you videos from around the Internet to show you how they make stuff.
A piece of spring (Photo: Pixabay)
A spring is a flexible metal device that returns to its original shape or position after it’s stretched, squeezed or twisted. Springs were first used in clocks during the 16th century, and starting in the late 1800s, it began to be used in chair seats and beddings. Today springs pop up all over.
The video of the day demonstrates how springs are made. Watch and learn:
( Source : Deccan Chronicle. )
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