Question

Hazards of radioactive substances and radiation ​

Answer 1

Explanation:

hereditary defects

diseases like skin cancer and leukemia

defects to central nervous system

the radio active radiation enters the body through air water etc

the radio active pollutants are enter the bodies of fishes and through them us

these are the hazards

Answer 2

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Radioactive materials are hazardous. Nuclear radiation can ionise chemicals within a body, which changes the way the cells behave. It can also deposit large amounts of energy into the body, which can damage or destroy cells completely. ... Radioactive iodine can build up and cause cancer, particularly during growth.