But the tire speed rating system isnât without its quirks. For instance, the systemâs European roots give it unusual mile per hour maximums. Another such quirk is that the letter âHâ is out of place. Instead of appearing after âG,â it falls between âUâ and âVâ as does the speed to which it corresponds.
Among them: 1  RNs tend to have more responsibilities and independence in the workplace than LPNs. 2  RNs must usually complete more training than LPNs. 3  LPNs are in higher demand than RNs, nationally speaking.  RNs tend to earn more than LPNs.
What Is the Difference Between RN and BSN Degrees? A registered nurse (RN) is a nurse who has passed the National Council Licensure Examination for Registered Nurses (NCLEX-RN) after completing an accredited training program. These programs come in the form of an Associate of Science in Nursing (ASN) or a Bachelor of Science in Nursing (BSN).