I think its talking about nanobots, they are injected into your body with a syringe and improve your body and senses to almost superhuman levels.
Answer:
Explanation:
Oxygen is the chemical element with the symbol O and atomic number 8. It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and an oxidizing agent that readily forms oxides with most elements as well as with other compounds
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