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The abbreviation NR or R is added after FFP1, FFP2, FFP3: NR (not reusable): if the use of the filtering half-face mask is limited to one working day. It is not reusable. R (reusable): if the filtering half-face mask can be used for more than one working day, so it is reusable. Additional suffixes include: Anti-clogging NR masks (D).
A mask conforming to the standard must have its class written on it, along with the name of the standard and its year of publication, as well as any applicable option codes, e.g. “EN 149:2001 FFP1 NR D”.
In the United States, the licensing of prehospital emergency medical providers and oversight of emergency medical services are governed at the state level. Each state is free to add or subtract levels as each state sees fit.
The examples and perspective in this article deal primarily with the United States and do not represent a worldwide view of the subject. You may improve this article, discuss the issue on the talk page, or create a new article, as appropriate.
Licensing standards can differ widely from state to state, and the fields and occupations which states require to be licensed may differ widely. Some states may require a written examination for a license, while others may require several years of field experience as a student or intern, or both.
Regulation and licensure in engineering is established by various jurisdictions of the world to encourage life, public welfare, safety, well-being, then environment and other interests of the general public [1] and to define the licensure process through which an engineer becomes licensed to practice engineering and to provide professional services and products to the public.
The deadline to license your dog with the state is approaching. What to know about the deadline and the process to license your dog
Awarded "Plate of the Year" for best new optional license plate of 1995 by the Automobile License Plate Collectors Association, the second time Pennsylvania was so honored. Co-recipient with Texas. No longer issued due to poor visibility, but still valid. Fire Fighter: FF 1234 Issued to professional Fire Fighters in Pennsylvania.