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2. Workplace hazard controls for COVID-19 - Wikipedia

   en.wikipedia.org/wiki/Workplace_hazard_controls...

   According to OSHA, medium exposure risk jobs include those that require frequent or close contact within six feet (1.8 m) of people who are not known or suspected COVID-19 patients, but may be infected with SARS-CoV-2 due to ongoing community transmission around the business location, or because the individual has recent international travel to ...

3. Radiation protection - Wikipedia

   en.wikipedia.org/wiki/Radiation_protection

   Diagram showing various forms of ionizing radiation, and the sort of material that is used to stop or reduce that type. The total absorption coefficient of lead (atomic number 82) for gamma rays, plotted versus gamma energy, and the contributions by the three effects. Here, the photoelectric effect dominates at low energy.

4. Radiation-absorbent material - Wikipedia

   en.wikipedia.org/wiki/Radiation-absorbent_material

   An RF anechoic chamber used for EMC testing. In materials science, radiation-absorbent material (RAM) is a material which has been specially designed and shaped to absorb incident RF radiation (also known as non-ionising radiation), as effectively as possible, from as many incident directions as possible.

5. Got COVID? Here are the new 2024 isolation guidelines

   www.aol.com/finance/got-covid-2024-isolation...

   As of March 2024, the Centers for Disease Control and Prevention no longer advises a five-day isolation period when you test positive for COVID-19, but recommends taking other precautions once ...

6. 11 of the Best COVID Protection Product Deals to Grab ... - AOL

   www.aol.com/entertainment/11-best-covid...

   The early days of the COVID-19 pandemic were extremely tough, and while vaccines and testing have majorly improved our circumstances over the past two years, we still need to be on guard! If you ...

7. Ultraviolet germicidal irradiation - Wikipedia

   en.wikipedia.org/wiki/Ultraviolet_germicidal...

   Viral titers usually found in the sputum of COVID-19 patients are completely inactivated by levels of UV-A and UV-B irradiation that are similar to those levels experienced from natural sun exposure. This finding suggests that the reduced incidence of SARS-COV-2 in the summer may be, in part, due to the neutralizing activity of solar UV ...

8. N95 respirator - Wikipedia

   en.wikipedia.org/wiki/N95_respirator

   An N95 respirator is a disposable filtering facepiece respirator or reusable elastomeric respirator filter that meets the U.S. National Institute for Occupational Safety and Health (NIOSH) N95 standard of air filtration, filtering at least 95% of airborne particles that have a mass median aerodynamic diameter of 0.3 micrometers under 42 CFR 84, effective July 10, 1995.

9. ‘Conan the Bacterium’ can withstand radiation that could kill ...

   www.aol.com/news/surprising-reason-conan...

   When dried and frozen, Deinococcus radiodurans could survive 140,000 grays, or units of X-and gamma-ray radiation, which is 28,000 times greater than the amount of radiation that could kill a person.