A household broom begins with its bristles arranged in a dense, uniform layer. They extend evenly from the base, allowing the broom to sweep floors with full coverage and minimal residue left behind.
The earliest changes show as slight outward bending of the outermost bristles. These minor deviations create small inconsistencies, where fine particles occasionally escape the sweep.
As this continues, more bristles develop permanent bends or shorten slightly. Gaps emerge between groups of bristles, and the sweep pattern becomes less consistent across the floor surface.
In a further stage, larger clusters of bristles fray and mat together. The overall density decreases, leaving visible streaks of dust after each pass and reducing the broom's ability to handle debris evenly.
The broom's bristle structure now reflects a sequence of incremental changes, from even coverage to noticeable reduction in performance.