1. Who invented Radiocarbon ?

Answer:

Willard Libby

2. Who invented Laptop ?

Answer:

Adam Osborne in 1981.

3. Who invented Bakelite ?

Answer: Leo H. Baekeland of Belgium in 1907.

4. Who invented Piano ?

Answer:

Bartolomeo Cristofori

5. Who invented Safety Pin ?

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

6. Who invented Aspirin ?

Answer:

Felix Hoffmann invented Aspirin

7. Who invented Locomotive ?

Answer:

George Stephenson was first to buit steam locomotives.