On average, humans release 2 liters of gas per day by burping and farting.
A dolphin's flipper is made up of five distinct bone structures, similar to that of a human hand.
The human sneeze can travel faster than 100 miles per hour (160 km/h). It is not recommended to hold back a sneeze, as the extreme pressure may cause ear damage.
Between 30,000 and 40,000 skin cells fall off you every minute as new cells grow and take their place. Your outer skin layer will be completely replaced by new cells in one to two months.
The Bluetooth telecommunication protocol is named after Harald Bluetooth, the king of Denmark and Norway in the year 958. He unified the two countries, much like Bluetooth unifies devices.
The human liver can regenerate itself fully. A liver that is only 30% the normal mass can regenerate to a full liver.
Chopping up onions activates a chemical reaction that releases sulfur gas. Water in the human eye reacts with sulfur gas to create sulfuric acid. Although the amount of acid is very small, it's enough to cause a burning sensation in the eye.
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