Science, asked by umeshkale74, 2 months ago

what is radioactivity write the uses of radioactive isotopes in various fields in detail What are hazard of radioactive substances and radiation​

Answers

Answered by aryansinha19992
0

Uses:-

Irradiation of Food

The radiation emitted by some radioactive substances can be used to kill microorganisms on a variety of foodstuffs, extending the shelf life of these products.

Medical Applications

Radioactive isotopes have numerous medical applications—diagnosing and treating illness and diseases. One example of a diagnostic application is using radioactive iodine-131 to test for thyroid activity

Some Isotope Uses;

32P - cancer detection and treatment, especially in eyes and skin

59Fe - anemia diagnosis

60Co - gamma ray irradiation of tumors

99mTc*- brain, thyroid, liver, bone marrow, lung, heart, and intestinal scanning; blood volume determination

131I - diagnosis and treatment of thyroid function

133Xe - lung imaging

198Au - liver disease diagnosis

Hazards:-

Exposure to large amounts of radioactivity can cause nausea, vomiting, hair loss, diarrhea, hemorrhage, destruction of the intestinal lining, central nervous system damage, and death. It also causes DNA damage and raises the risk of cancer, particularly in young children and fetuses.

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