File:Workplace Protection Factors of Half Mask Respirators - Bulgaria.jpg

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Русский: Коэффициенты защиты респираторов - полумасок, при непрерывном использовании, и при носке с перерывами - для болгарской википедии
English: Negative pressure half mask respirators (elastomeric, and filtering facepieces) with HEPA filters; and with N95 & P2 (FFP2) filters. Measurement of protection factors of negative pressure half masks at the workplaces revealed a risk of decrease in protective properties to a very small values. Therefore, the use of such respirators has been limited to the values 10 100 PEL in the United States.
Български: Измерване коефициенти на защита на респиратори - полумаски с високо ефективна филтри показват, че рискът от намаляване на защитните свойства на малки стойности. Следователно, използването на такива респиратори е ограничена до 10 ГС (PEL) в САЩ.
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Author AlexChirkin

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current13:43, 25 September 2016Thumbnail for version as of 13:43, 25 September 20162,616 × 2,236 (1.08 MB)AlexChirkin (talk | contribs)User created page with UploadWizard

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