1 Clinical nurse specialist (CNS) â Working in hospitals, clinics, nursing homes, private offices, and community-based settings, CNSs handle a wide range of physical and mental health problems. 2  They also work in consultation, research, education, and administration.
Heat Treatment Processes Hardening. Hardening involves heating of steel, keeping it at an appropriate temperature until all pearlite is transformed into austenite, and then quenching it rapidly in water or oil. The temperature at which austentizing rapidly takes place depends upon the carbon content in the steel used.
Hardening and Heat Treatment: There are a number of heat treatments for aluminum that are mostly designed to relieve work hardening and other undesirable characteristics. It's unlikely you'll be doing any aluminum heat treatments in the home shop, the material is typically purchased in a particular heat treated state.