Direction How well do you know the famous inventors of the world? The tests below will test your knowledge when it comes to famous inventors and what they invented.
16.

Who invented stainless steel?
A. Harry Brown B. Harry Beard
C. Harry Brearley D. Harry Beverly
Answer and Explanation
Answer: Option C
Explanation:
17.

Who invented the automatic handgun?
A. John Moses Browning B. John Colt
C. Carl Wesson D. Angelo Beretta
Answer and Explanation
Answer: Option A
Explanation:
18.

Who invented the lawnmower?
A. Edwin Beard Jones B. John Actor
C. Ludwig Fors D. Edwin Beard Budding
Answer and Explanation
Answer: Option D
Explanation:
19.

Who invented paper?
A. Juan de la Cierva B. Xianjao Yian
C. Octave Chanute D. C`ai Lun
Answer and Explanation
Answer: Option D
Explanation:
20.

Who invented Nylon?
A. Wallace Carothers B. Walton Kent
C. Leighton Reilly D. Clian Ment
Answer and Explanation
Answer: Option A
Explanation: