Confinement is the physics phenomenon that quarks cannot be isolated. The color-charged quarks are confined with other quarks by the strong interaction to form pairs or triplets so that the net color is neutral. The force between quarks increases as the distance between them increases, so no quarks can be found individually.
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When Allied forces begun to approach Paris in August 19, its resistance cells also activated. They fought with grenades and sniper rifles and arreste ...