Facty Facts 2

Jesus Nut/ Dude/ Closed Cities/ Pink Bananas

The bolt holding the rotor blades onto a helicopteris called a jesus nut. It is a single point of failure which would lead to the helicopter crashing.

The word dude was first used in the 1800s as an insult towards young men who were too concerned with keeping up with the latest fashions.

Russia has 44 closed cities where no foreign visitors are allowed. About 1.5 million people live in such cities.

There are pink bananas, and they peel themselves when ripe. It is often grown as an ornamental, but has soft, sweet flesh that can be eaten. The seeds are quite hard can chip a tooth.