Attractive facemasks

The true cost of one filter as opposed to another has been traditionally limited to considerations of energy cost vs performance. Health has been a factor in filter decisions, but …

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HEPA Filter Test

At the time of this writing, 800,000 people around the world have died from COVID-19. There have been 22 million reported infections. There is growing evidence that small aerosols are …

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Evidence shows that small aerosols provide a major route for COVID transmission.

The filtration industry needs to take the lead in resolving the COVID problem. Transmission does not come from contaminated food, mosquitoes or fleas. Very little transmission has been traced to …

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Big Box Store with laminar flow from ceiling to floor.

At the time of this writing, the CDC predicts 135,000 deaths in the U.S. from COVID-19. McIlvaine has calculated the cost in terms of life quality reduction for those sickened, …

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People wearing face masks, walking along busy thoroughfare

There is extraordinary confusion about the basic issues that will shape the market for face masks and filters relative to the coronavirus pandemic. This applies to fundamental questions, such as …

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