First, though, be aware that we are talking about ionizing radiation from nuclear reactions, X-rays, cosmic rays, or emissions from elements that are naturally radioactive or have been made radioactive from exposure to neutrons in a nuclear reactor.
What does NR stand for?
NR stands for Naturally Radioactive
This definition appears somewhat frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of NR
We have 53 other meanings of NR in our Acronym Attic
- New Quiet Zone Crossing
- Main Rotor Speed-Rotor Rate of Rotation in percent
- Narrow Resonance
- National Rail (Australia)
- National Register
- National Review (political magazine)
- Nationalrat (Austrian Parlamentary Institution)
- NATO (North Atlantic Treaty Organization) Restricted
- Natural Resources
- Natural Rubber
Samples in periodicals archive:
We live in a naturally radioactive world and nuclear power is the safe, green, clean way of saving this planet with CO-free electricity from 24-hour generation that will be there for us when we want it and not only when the wind blows at the right speed or when the tide is favourable.
Because uranium is naturally radioactive and exists virtually everywhere, it contributes to what is called "natural background radiation.
F3' lets you change the background colours for the table to indicate such information as the states at stp or which elements are naturally radioactive.
The same method, which depends on the decay of potassium's naturally radioactive isotope to the nonradioactive gas argon, now has significantly pushed back the age of another East African site containing remains of later homind activity during the Stone Age.