🛠️ Invention or technique

Nylon-bristle toothbrush

Cepillo de dientes de nailon

Date
1938 · confidence high
Place
Wilmington, Delaware, United States
Credited to
DuPont
Field
Tools

What it is

A brush with nylon bristles, which replaced hog bristles: they do not absorb water, dry quickly and can be cut to length with rounded ends. It was sold as Doctor West's Miracle Tuft.

The first nylon bristles date to 1938 and the soft, rounded ones to 1950; the electric toothbrush dates to 1954 in Switzerland.

What it led to

  • cheap, hygienic brushes of uniform quality
  • electric toothbrushes from 1954 (Broxodent) and 1960
  • daily dental hygiene widespread with fluoride pastes
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Sources✓ verified 2026-11-06