With
the increasing use of nuclear energy in industrial development, as well as in
research and technology, the danger of exposure to radiation is of great
concern. Radioactive ions cannot be completely
destroyed, and cure from the harm caused by radioactive exposure is almost an
impossible task. The only way to tackle it is through protective measures and
some medicines.
Mentioned
below are a few measures one can adopt to minimize the effect of radioactive
exposure:
Time: Exposure to radiation can be
minimized by reducing the time spent near the source or substances in question.
Distance: Keeping a distance from the
radioactive source is a simple way to minimize the effect of exposure. Instead
of handling a radioactive source with the hands, it is advisable to use
forceps.
Shielding: Radiation shielding usually refers to
shielding of bodily tissues against the penetration of radioactive rays. These
shields are often termed as biological shields, as they provide a barrier between
the radioactive source and the human body. It is a mass of absorbing material
placed around the radioactive source or a reactor to minimize the radiation
level. In order to prevent radiation, it is necessary that the absorbing
materials are built and placed as per industry compliance and measures. Using a
“lead glass screen” and wearing “lead aprons” is another safe way to prevent
exposure.
Medicines: Potassium Iodide (KI) and Prophylaxis
are medicines to combat sickness due to radiation exposure. Potassium Iodide
(KI) tablets are commonly kept in stock in nuclear power plants for rapid
distribution. Potassium Iodide (KI) and Prophylaxis are easily available in any
pharmacy and can be taken as per the dosage prescribed by a doctor. It is
advised that the medicine be taken within three hours of exposure to radiation
for better effect. However, one may take it within a period of 10 hours, though
the delay will render it less effective.
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