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The wheel was a revolutionary invention by the [[Mesopotamia|Mesopotamians]]. It reduced [[friction]] in movement by rolling. The wheel is ideal for transportation applications where it is generally important to waste as little [[energy]] as possible.
The '''wheel''' was a revolutionary invention by the [[Mesopotamia|Mesopotamians]]. It reduced [[friction]] in movement by rolling. The wheel is ideal for transportation applications where it is generally important to waste as little [[energy]] as possible.
== History ==
== History ==