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.
A Gunnery Sergeant in the United States Marine Corps is a specialized non-commissioned officer who manages firepower and logistics for a company-sized unit of Marines. The rank of Gunnery Sergeant is unique to the Marine Corps, and was introduced in the 19th century. While serving aboard Navy vessels, Marine contingents were expected to help man the ship's weapons in gun crews of four to five marines.