Thyroglossal duct cysts. A thyroglossal duct cyst (TGDC) is the most common mass found in the midline of the neck. The mass is usually located at or below the level of the hyoid bone, although a TGDC can be located anywhere from the foramen cecum to the level of the thyroid gland.
Formica is a genus of ants of the family Formicidae, commonly known as wood ants, mound ants, thatching ants, and field ants. Formica is the type genus of the Formicidae, and of the subfamily Formicinae. The type species of genus Formica is the European red wood ant Formica rufa.s the name wood ant implies, many Formica species live in wooded areas where there exists no shortage of material with which they can thatch their mounds.
Formic acid is a chemical that is both naturally occurring and frequently synthesized in laboratories. In nature, it is most commonly found in the bites and stings of insects, namely ants and bees. It is this compound that causes most of the irritation that occurs immediately following an ant bite or a bee sting.ecause of its natural antibacterial properties, formic acid has achieved very high use as both an antibacterial preservative and pesticide. In this industry, it is most commonly used as a food additive, and is frequently added to animal feed and silage. When it is used in silage, it serves a dual function.