1. Who invented Vitamin B1 ?

Answer:

Casimir Funk discovered in 1912

2. Who invented Ballistic missile ?

Answer: Wemher von Braun of Germany in 1944.

3. Who invented Calculus ?

Answer: Newton of Britain in 1670.

4. Who invented Nylon ?

Answer:

Wallace Carothers

5. Who invented Gramophone ?

Answer:

Emile Berliner in 1887.

6. Who invented Chloroform as anaesthetic ?

Answer: James Simpson of Britain in 1847.

7. Who invented Vitamin D ?

Answer:

Edward Mellanby discovered Vitamin D while researching a disease called rickets in 1922