Homonym: saline (Salt)
Saline is a solution made by dissolving salt, usually sodium chloride, in water. It is commonly used in medical settings for various purposes, such as cleaning wounds, hydrating patients, and delivering medications. The concentration of salt in saline can vary, with normal saline containing 0.9% sodium chloride.
In addition to medical uses, saline is also found in nature, such as in oceans and salt lakes, where it contributes to the overall salinity of the water. Saline solutions are important in laboratory settings for experiments and can also be used in contact lens care to keep lenses moist and clean.