Fun Facts 4
1.The first vending machine was invented by Hero of Alexandria in the first century. When a coin was dropped into a slot, its weight would pull a cork out of a spigot and the machine would dispense a trickle of holy water.
2.Bill Gates designed a traffic control system for Seattle when he was only 15.
3.Velcro was invented by a Swiss who was inspired by the way burrs attached to clothing while walking his dog.
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