Radioactive isotopes used carbon dating double your dating blog
One isotope, carbon-14, is particularly useful in determining the age of once-living artifacts.
A is a substance that can be used to follow the pathway of that substance through some structure.
Technetium-99 can also be used to test thyroid function.
Bones, the heart, the brain, the liver, the lungs, and many other organs can be imaged in similar ways by using the appropriate radioactive isotope.
The amount of radioactive iodine that collects there is directly related to the activity of the thyroid, allowing trained physicians to diagnose both hyperthyroidism and hypothyroidism.
Iodine-131 has a half-life of only 8 d, so the potential for damage due to exposure is minimal.Contrary to the belief of some people, irradiation of food Radioactive isotopes have numerous medical applications—diagnosing and treating illness and diseases.