English | Russian |
F/N curve | диаграмма F / N ("количество погибших – частотность") |
N95 mask | маска N95 (wikipedia.org 'More) |
N95 mask | маска-респиратор N95 (wikipedia.org 'More) |
N95 mask | респиратор N95 (An N95 mask or N95 respirator is a particulate-filtering facepiece respirator that meets the U.S. National Institute for Occupational Safety and Health (NIOSH) N95 classification of air filtration, meaning that it filters at least 95% of airborne particles. This standard does not require that the respirator be resistant to oil; another standard, P95, adds that requirement. The N95 type is the most common particulate-filtering facepiece respirator. wikipedia.org 'More) |