General Knowledge · Medical Discoveries
Who is credited with inventing the mass-produced toothbrush in 1780?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1William Addis✓
- 2Levi Spear Parmly
- 3Washington Sheffield
- 4John E. H. Coody
Correct answer
William Addis
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for General Knowledge?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Medical Discoveries MCQs →Want more practice questions on Medical Discoveries?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in General Knowledge · Medical Discoveries