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The human brain (when awake) produces enough electricity to power a 40 watt lightbulb for 24 hours.

The human body contains enough iron to make a three-inch nail.

The world’s first laptop `Osborne 1` was invented by Adam Osborne in 1981. It had just 64kb RAM.

Those plastic or metal wraps at the end of your shoelaces have a name. They are called `Aglets`.

In terms of camera megapixels, the resolution of the Human Eye is whopping 576 megapixels.

QR code stands for `Quick Response Code`. It was invented in 1994 by auto parts maker `Denso Wave` for automotive industry in Japan. It’s better than simple barcodes because of better storage of information.

Did you know the TajMahal’s foundation is made of wood.

In 2013, the word `Selfie` was named ` Word of the Year` by the Oxford English Dictionary. Word Selfie’s usage in the English language increase by 17,000% in 2013.

Bubble Wrap was originally invented to use a Textured Wallpaper by engineer Al Fielding and inventor Marc Chavannes in 1857. But it was not popular, later IBM started using it as a packaging material for their computers. Today it is mainstream packaging product.

A 1.5 Ton air conditioner is one that can remove 18,000 BTUs(British Thermal Unit) of heat per hour from the house. A BTU is equal to heat from burning of one matchstick.