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.
Lapis Lazuli Color. Although the colour of lapis lazuli is defined by its name, 'the blue stone', its colors can actually range from slightly greenish blue to violetish, medium to dark and from low to highly saturated. The blue is owed to sulfur coloring agents.