1. Who invented Vitamin D ?

Answer:

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

2. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

3. Who invented Radiocarbon ?

Answer:

Willard Libby

4. Who invented Vaccine of Rabies ?

Answer: Louis Pasteur of France in 1885

5. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

6. Who invented Hydrogen bomb ?

Answer:

Edward Teller

7. Who invented Dynamo ?

Answer:

Hypolite Pixii of France in 1832