The Best Air Purifiers of 2024 – A Detailed Comparison

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Introduction to Air Purifiers In recent times, air quality has become a pressing concern, not just in industrial regions but also in residential areas worldwide. This surge in air pollution has led to a greater awareness of the importance of breathing clean air and the role that air purifiers can play in achieving this. Air … Read more

Do nasal filters work for viruses in 2024?

The situation today Do nasal filters work for viruses? The answer is complicated: 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 nasal filters perform against coronavirus and other viruses in general. The question is simple … Read more

Coronavirus Facts 2024 and Preventive Measures

Coronavirus ( COVID-19 ) Overview What We Know Till Now, and What Preventive Measures You Can Take   Coronavirus is the latest example of a mutated, viral disease that had originated from wild animals and passed onto humans, probably by food consumption. The virus is considered one of the biggest biological threads in recent history, and … Read more

Passive Smoking effects and solutions

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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), … Read more

Nose Filter Guide – Learn everything about nasal filters

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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 … Read more

Air Quality Guide – How to control pollutants and allergens

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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 … Read more

Nasal Screens Effectiveness Laboratory Analysis

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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  … Read more

First Defense Nasal Screens Quality Certificates

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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 … Read more