1. Who invented Morphine ?

Answer: Friderich Sertumer of Germany in 1805

2. Who invented Safety Pin ?

Answer: Walter Hunt of U.S.A. in 1849

3. Who invented Piano ?

Answer:

Bartolomeo Cristofori

4. Who invented Vitamin C ?

Answer:

Scottish naval surgeon James Lind in 1747

5. Who invented Circulation of blood ?

Answer: William Harvey of Britain in 1628

6. Who invented Transformer ?

Answer:

Ottó Bláthy

7. Who invented Air Conditioning ?

Answer:

Willis Carrier in 1902