Erbium is finding nuclear and metallurgical uses. Added to vanadium, for example, erbium lowers the hardness and improves workability. Erbium oxide gives a pink color and has been used as a colorant in glasses and porcelain enamel glazes.rbium is finding nuclear and metallurgical uses. Added to vanadium, for example, erbium lowers the hardness and improves workability. Erbium oxide gives a pink color and has been used as a colorant in glasses and porcelain enamel glazes.
A nurse anesthetist is a registered nurse who works closely with doctors to administer and monitor a patient's anesthesia for medical procedures. If you enjoy helping people, have a keen eye for detail, and are interested in a demanding but rewarding career, you might consider becoming a nurse anesthetist.
Career Overview. A nurse anesthetist, or certified registered nurse anesthetist (CRNA), is a licensed professional nurse who provides the same anesthesia services as an anesthesiologist (MD). After completing extensive education and training, CRNAs become nationally certified and may then practice in all 50 states.ertified Registered Nurse Anesthetist (CRNA). Today CRNAs are the only anesthesia providers in more than two-thirds of all rural hospitals in the U.S. and they administer approximately 30 million anesthetics to patients nationwide each year.