I. Treatment of cancer
II. Detection of leakages in water mains
III. Detection of the ages of ancient tools
IV. Preparation of drugs
Which combination of the above refers to the uses of radioactive isotopes?

Ubezuo

7 years ago

I think radioactive isotopes are used in the preparation of some drugs

charles iwuchukwu

11 years ago

a good CBT platform

Tollypee21

6 years ago

The ans should be D because radioactive isotopes are also used for preparation of drugs

Daniellaeti

3 years ago

wow, 8 never new that radioactive elements are used for drug production