Humidity is actually a broad term, and we can describe different types of humidity in different ways. Humidity is an important thing to understand because it affects both weather and climate as well as global climate change.
As an elected officer of the House of Representatives, the Sergeant at Arms is the chief law enforcement and protocol officer of the House of Representatives, and is responsible for maintaining order in the House side of the United States Capitol complex.
First Sergeant is the name of a military rank used in some countries. First Sergeant is a Specialist rank in the Singapore Armed Forces. First Sergeants are the most senior of the junior Specialists, ranking above Second Sergeants, and below Staff Sergeants. The rank insignia for a First Sergeant features the three chevrons pointing down shared by all Specialists, and two chevrons pointing up.