The camshaft. The valve train consists of the valves and a mechanism that opens and closes them. The opening and closing system is called a camshaft. The camshaft has lobes on it that move the valves up and down, as shown in Figure 5. Most modern engines have what are called overhead cams.
A Foreign Service Officer (FSO) is a commissioned member of the United States Foreign Service. As diplomats, Foreign Service Officers formulate and implement the foreign policy of the United States.
The Central Intelligence Agency is hiring qualified and experienced Language Instructors of Arabic, Chinese/Mandarin, Dari/Pashto, French, German, Hindi, Italian, Japanese, Korean, Persian (Farsi), Portuguese, Russian, Serbo-Croatian, Spanish, Turkish, and Urdu to work in the Washington, DC metropolitan area.