1. Who invented Penicillin ?

Answer: Alexander Fleming of Britain in 1928.

2. Who invented Barometer ?

Answer: Evangelista Torricelli of Italy in 1644

3. Who invented Refrigerator ?

Answer:

Oliver Evans in 1805

4. Who invented Transformer ?

Answer:

Ottó Bláthy

5. Who invented colour television ?

Answer:

Peter Carl Goldmark

6. Who invented Diesel Engine ?

Answer: Rudoff Diesel of Germany in 1895

7. Who invented Vitamin K ?

Answer: Doisy Dam of U.S.A. in 1938.