Results 21 to 30 of about 26,473 (309)
Nanomaterials, 2018 The article deals with the preparation and possibilities of using combined filtration sorption systems usable for the construction of folded filters or respirators.
Pavel Otrisal +3 more
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Food & Nutrition ResearchCitri Grandis Exocarpium (Huajuhong, CGE) is the peel of the unripe fruits of Citrus grandis ‘Tomentosa’ and Citrus grandis (L.) Osbeck, which is commonly used in the clinic for the treatment of cough and indigestion. The pharmacological mechanism of CGE
Qinqi Feng +5 more
doaj +1 more source
Dentistry Journal, 2021 Since aerosol continuously persists in dental settings, where different procedures and patients come in succession, the use of oronasal masks is highly recommended.
Vittorio Checchi +2 more
doaj +1 more source
Use of respirator masks by persons who are at higher risk from COVID-19
, 2021 This evidence synthesis was used to inform advice provided to NPHET to address the following policy question: Should there be a recommendation for persons who are classed as at higher risk from COVID-19 (‘high risk’ or ‘very high risk’, according to ...
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Вестник войск РХБ защиты, 2020 Modern personal protective equipment for military personnel against the damaging factors of chemical and biological weapons (CBW) does not always allow to achieve an acceptable combination of body armor, protective helmet, respiratory and skin protective
A. A. Brusenin +2 more
doaj +1 more source
Research on Regularities of Cyclic Air Motion through a Respirator Filter
Applied Sciences, 2021 In this paper, a solution to the problem of the change in the pressure drop in a respirator filter during cyclic air motion is suggested since the current theory of filtering is based on steady-flow processes.
Oleg Bazaluk +7 more
doaj +1 more source
History of U.S. Respirator Approval
, 2018 This article is the second in a series of four articles on respirator history. The discussions presented in this article follow the history of respirator requirements, use, improvements, and certification in America.
Richard W. Metzler +3 more
core +1 more source
Journal of Global Health Reports, 2020 The recent increase of fine particulate matter in Bangkok, Thailand has become a widespread public health concern. Wearing a particulate respirator is one method to reduce particulate inhalation and therefore mitigate the adverse health effects of ...
Kennedy L McGuinness +3 more
doaj +1 more source
Infection Prevention in Practice, 2021 Summary: In the context of the SARS-CoV-2 pandemic, reuse of surgical masks and filtering facepiece respirators has been recommended. Their reuse necessitates procedures to inactivate contaminating human respiratory and oral pathogens.
Constance Wielick +10 more
doaj +1 more source