The centrifugal force separates the juice from the pulp.
Dangers from abroad would destroy the centrifugal forces at home, and the Union would be saved.
When a train is running round a curve the centrifugal force which comes into play tends to make its wheel-flanges press against the outer rail, or even to capsize it.
In the West also centrifugal forces made themselves felt.
The history of the Serbs during the first five centuries after their arrival in their present country was a struggle between the attempts at union and centralization of the Zhupaniyas into one state under one government, and the resistance to such union and centralization, a struggle between the centripetal and the centrifugal political forces.