Research Papers
7Mar-20

Coronavirus and Nose Filters

The situation today The last recent strand of Coronavirus of late 2019 became an extremely concerning threat, reaching the scales of a global pandemic. We are often asked how well do nose filters perform against coronavirus and other viruses in general. The question is simple but the answer not so. Here we present you the facts according to our best knowledge, so you can formulate your own opinion. The available studies There are scientific studies showing that nose filters allow you to filter...

cigarette on flames, producing heavy smoke and displaying the passive smoking effects
30Mar-19

Passive Smoking effects and solutions

Passive Smoking Effects Passive smoking or also commonly referred as second-hand smoke is inhalation of other people’s tobacco smoke and by-products. Other synonyms are ‘environmental tobacco smoke’ and ‘involuntary smoking’ Passive smoking is a direct consequence of being in a smoke-filled surrounding. Typical smoke that is produced contains over 4000 chemicals (both particles and gases), including chemical irritants and more than 70 carcinogens according to multitude of studies. Children are even more prone to getting seriously ill by passive smoking. A child who's...

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nose filter guide logo
8Oct-18

Nose Filter Guide – Learn everything about nasal filters

Introduction Finding the right Nose Filter is not an easy job. Actually, finding any Nose Filter at all cannot be considered easy, as it a not very well known type of medical health product. Before killing our enemy we have to identify them. Indoor Air pollutants The typical indoor air environment is “contaminated” with tiny substances that are usually unseen  by  the  naked  eye,  typically  measured  in  microns 3(μ).  At  natural  levels,  those substances are in quantities that typically would not harm the...

air quality guide logo
7Oct-18

Air Quality Guide – How to control pollutants and allergens

Air Quality Guide Source Control Achieving a high level of Air Quality is not an easy task. As many experts will agree, usually the best weapon against indoor air pollution is source control. Effective source control requires the occupant to deal directly with the problem from its originating source and  it’s usually the fastest, most efficient and cost effective option to deal with indoor air quality issues. Source control can be distinguished in general precaution measures one may take to deal with...

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emsl logo
30Sep-18

Nasal Screens Effectiveness Laboratory Analysis

Overview of the Lab Study EMSL Analytical conducted this study, to measure the effectiveness of FDNS Nasal Screens in preventing Particulate Matter penetrating through the protective barriers. To see a comprehensive list of the dangerous airborne pollutants you can check this indoor air pollutant list. The results of the research can be seen here at the original  document: Laboratory Reseach - Marian Fabric Porosity Descriptions & Definitions Before testing the nasal screens an understanding of the terms is necessary. None Detected (ND) denotes the absence of...

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BSI assurance mark iso 9001 - certifications - nose filters - dust masks
30Sep-18

First Defense Nasal Screens Quality Certificates

First Defense Nasal Screens Overview First Defense Nasal Screens are a unique USA made patented product designed to replace dust masks for your everyday uses. The following papers are the Quality Assurance Certificates as issued by BSI for the quality of our component materials as manufactured by our business partner companies. ISO 13485_2003 BSi Polymer Science Those certification are about the manufacturing process of the our unique patented USA made First Defense Nasal Screens. Nose filters are uniquely designed to protect you...

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polymer science logo - dust filter mask
30Sep-18

Dust Filter FDNS Polymer Science Data Sheets

FDNS Dust Filter Overview FDNS dust filter are a unique USA made patented dust filter products designed to replace dust masks for your everyday uses. Polymer Science has published the following papers regarding the quality of our component materials as manufactured by our business partner companies. PS-1006 acrylic adhesive tecnhical data PS-1025 polyester fabric tecnhical data PS-1034 adhesice 2 tecnhical data Those technical data sheer are about the manufacturing materials and their respective safety for the unique patented USA made First Defense dust...

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University of Florida Logo
27Sep-18

Do Nasal Filters Reduce Allergens Research paper

Reduce Allergens Study Overview Nose masks are designed to protect you from dust and generally reduce allergens and their symptoms. They are ideal for people suffering with asthma, or for any person with sensitivity to dust and a weak immune system. To see a comprehensive list of the dangerous airborne pollutants you can check this indoor air pollutant list. To measure the effectiveness of the filters, an independent  research contacted by the University of Florida team with the following results as displayed...

nose filters and nasal screens in edhec - home air quality
27Sep-18

Home Air Quality Solutions Research Paper

Part II: Home Indoor Air Quality Systems Control Measures Most home air quality experts and agencies ( EPA, 2012b) agree that there three basic strategies that might be taken to deal with indoor air quality issues: Source control → A.I.R. strategy Dilution control → Ventilation  systems Extraction control → Air cleaners Source  Control  is  the  process  of  dealing  with  the  air  contaminants  directly  from  its originating source. In this paper that process was evolved to the comprehensive A.I.R. strategy. Dilution control is the process of diluting the concentration of the...