Excess nitrogen in water can harm people. Too much nitrogen, as nitrate, in drinking water can be harmful to young infants or young livestock. Excessive nitrate can result in restriction of oxygen transport in the bloodstream. Infants under the age of 4 months lack the enzyme necessary to correct this condition (blue baby syndrome).
Health Care Professionals. A registered nurse (RN) is one of many different types of nurses. A registered nurse is a nurse who has completed at least an associateâs degree in nursing (ADN) or a bachelor of science degree in nursing (BSN) and has successfully passed the NCLEX-RN certification exam.
An R.N. is a registered nurse. A registered nurse is one who has graduated from an accredited nursing education program and has passed a state board examination and been registered and licensed to practice nursing.