External fixation is a valuable instrument for fracture reduction and stabilization. Limited open incisions, early range of motion, and treatment of complex wounds are a few of the benefits of external fixation.

Many cyanobacterial species can fix molecular nitrogen from air and convert it to organic nitrogen-containing compounds such as proteins. They are able to grow using only (3), with a simple inorganic nutrient supply and light as an energy source. carbon dioxide, nitrogen from air, and water