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2. Facemask (orthodontics) - Wikipedia

   en.wikipedia.org/wiki/Facemask_(orthodontics)

   Teenage patient been fitted with her orthopedic / orthodontic facemask - required wear-time 16 hours daily. A facemask (also referred to as a protraction facemask, orthopedic facemask, or reverse-pull headgear) is a type of an orthodontic headgear used to treat underbite and other malocclusions where the upper jaw is too far backwards. [1]

3. Respiratory protective equipment - Wikipedia

   en.wikipedia.org/wiki/Respiratory_protective...

   Respiratory protective equipment (RPE), also called protective breathing equipment (PBE) in the US, [1] is a form of personal protective equipment designed to protect the wearer from a variety of airborne hazards in the form of a gas, fume, mist, dust or vapour. Respirators filter the air to remove harmful particles and alongside the breathing ...

4. List of orthodontic functional appliances - Wikipedia

   en.wikipedia.org/wiki/List_of_Orthodontic...

   It is important to note that initially dento-facial Orthopaedics was mainly done in Europe. The United States was introduced to Fixed Orthodontics by Edward Angle. Norman William Kingsley was the first person to show "jumping the bite" by using an anterior bite plate.

5. RPE - Wikipedia

   en.wikipedia.org/wiki/RPE

   RPE is a three letter acronym, which can refer to: Radiation protection expert; Rapid palatal expander, an orthodontic device widen the palate; Rating of perceived exertion, a scale for assessing perceived exertion during exercise; IBM Rational Publishing Engine, a document generation solution; Red Pine Elementary in Eagan, Minnesota, USA

6. The dangers of LED face masks you should know about - AOL

   www.aol.com/lifestyle/dangers-led-face-masks...

   "The potential dangers of using at-home LED masks include headaches, eye strain, sleep disturbances, insomnia and mild visual side effects," she explained. "It’s essential to go to a board ...

7. Respirator assigned protection factors - Wikipedia

   en.wikipedia.org/wiki/Respirator_Assigned...

   The respiratory protective devices (RPD) can protect workers only if their protective properties are adequate to the conditions in the workplace.Therefore, specialists have developed criteria for the selection of proper, adequate respirators, including the Assigned Protection Factors (APF) - the decrease of the concentration of harmful substances in the inhaled air, which (is expected) to be ...