Linked from
The 8 pages that link to Dental floss, each with the reason it gives.
Dental plaqueRelated: Interdental cleaning removes plaque from contact areas between teeth.
Oral hygieneBroader topic: Floss is one way to reach plaque where brush bristles may not fit.
ToothpasteCompared with: It reaches interdental spaces that toothpaste and a toothbrush may miss.
Interdental cleaningRelated: Floss passes through tight contacts where a brush may not fit.