1. Who invented Vitamin D ?

Answer:

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

2. Who invented Transformer ?

Answer:

Ottó Bláthy

3. Who invented Hydrogen bomb ?

Answer:

Edward Teller

4. Who invented google ?

Answer:

Larry Page

5. Who invented Bleaching Powder ?

Answer: Tennant of Britain in 1798

6. Who invented Stainless Steel ?

Answer: Harry Brearley of Britain in 1913.

7. Who invented Vaccine of Rabies ?

Answer: Louis Pasteur of France in 1885