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Why are some bottles in a bottle centrifuge tilted at an angle?
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centrifuge
Figure 1: Tubular centrifuge
In a bottle centrifuge, some containers are tilted at an angle of approximately 37° to the axis of rotation to reduce the distance that the material must travel to settle. By shortening this path, the centrifuge can more efficiently facilitate the sedimentation of solid materials in suspension or the clarification of liquids.1