➤ It is used as a radiation marker in the field of nuclear diagnostics and therapeutic examination of pathologies of organ systems of the human body.

➤ Technetium-98 is used for the prevention of cancer.

➤ Causes damage to body structures due to radioactive exposure.

➤ Leads to impaired synthesis of thyroid hormones by the thyroid gland

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➤ Tc⁹⁹.

➤ It is widely used during radiation therapy for the treatment of oncological pathologies.

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➤It leads to a violation of the integrity of cellular and tissue structures of the body due to radiation exposure.

➤ There is no specific antidote.

➤ The salts of technetium acid HTcO₄ pertechnates are the best corrosion inhibitors.

➤ At t=11.2^оK, technetium becomes a semiconductor.

➤ Tc was discovered on the star R in the constellation Andromeda.