they both work under rns and doctors lpn and lvn programs prepare you to take the nclex pn passing the nclex pn is required for licensure of both lpns and lvns the biggest difference between a licensed vocational nurse lvn and a licensed practical nurse lpn is actually the name
Water Resistant vs. Waterproof. No watch is completely waterproof. Most mechanical watches have water-resistance ratings that prescribe a maximum immersion depth. This depth is measured in feet, meters or atmospheres (ATM), where one ATM is approximately 33 feet or 10 meters.
There are not that many mechanical watch movement producers in Japan, The big three watch brands there are Casio, Citizen, and Seiko - and Casio is strictly quartz. Citizen owns the movement maker Miyota, which makes movements for mechanical Citizen watches but also sells movements to third party brands.