'Compaction' may refer to:
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Soil compaction, for mechanically induced compaction near the ground surface
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Compaction (geology), part of the process of
lithification involving mechanical dewatering of a sediment by progressive loading under several km of geomaterial
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Waste compaction, related to garbage
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Cold compaction, powder compaction at low temperatures
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Data compaction, related to computers
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Curve-fitting compaction
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Compactor, a device that performs compaction
See also
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Compact
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Compactification
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Impaction