Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
Inventions
Question #6200
Back to Home
View All Inventions Questions
33 Views
Question
What did Clarence Birdseye invent that changed frozen food preservation?
A. Flash freezing
B. Microwave oven
C. Freeze drying
D. Canning
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In U.S. patent law, which of the following is NOT excluded from being patented?
38
Which invention was NOT patented for financial gain but still supported creative work?
35
When was the Raggedy Ann doll patented?
55