An aspirator is a small suction tool used to extract secretions, such as fluids or mucus, from a cavity.One of the most common such tools used in medical treatments is the nasal aspirator. As the name indicates, it is used to relieve nasal passages that are blocked due to the buildup of mucus.Accumulation of mucus in the nose is a very common occurrence, especially in infants and young children.ne of the most common such tools used in medical treatments is the nasal aspirator. As the name indicates, it is used to relieve nasal passages that are blocked due to the buildup of mucus. Accumulation of mucus in the nose is a very common occurrence, especially in infants and young children.
Lazurite is the essential ingredient of lapis lazuli and is the mineral that gives it the blue color. The best quality material contains less calcite and pyrite. Lazurite is a sodium, calcium, aluminosilicate mineral that contains sulfur: the color is due to a charge transfer between sulfur atoms.azurite is the essential ingredient of lapis lazuli and is the mineral that gives it the blue color. The best quality material contains less calcite and pyrite. Lazurite is a sodium, calcium, aluminosilicate mineral that contains sulfur: the color is due to a charge transfer between sulfur atoms.
The color of Lapis Lazuli is natural, and it is generally not treated or enhanced, though occasionally lighter colored stones may be dyed a deeper blue. A synthetic simulant of Lapis Lazuli has been created using the Gilson process.