Filtration Efficiency of Hospital Face Mask Alternatives Available for Use During the COVID-19 Pandemic | Infectious Diseases | JAMA Internal Medicine | JAMA Network

Question: How effective are the aerosol filtration efficiencies for fitted face mask alternatives used during the coronavirus disease 2019 pandemic? Findings: In this quality-improvement study of 29 fitted face mask alternatives, expired N95 respirators with intact elastic bands and masks that had been subjected to ethylene oxide and hydrogen peroxide sterilization had unchanged fitted filtration efficiencies (FFEs) of more than 95%, while the performance of N95 respirators in the wrong size resulted in decreased FFEsContinue…

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Why You will be Forced to Always Wear Masks in Japan – YouTube

Why You will be Forced to Always Wear Masks in Japan

This year is again a very hot summer in Japan! But if you walk on the streets of Japan, you will see something very surprising. Almost everyone has masks on. It is hot here in Israel too, and I find that on really hot days, wearing a mask with an absorbent liner is more comfortable. The air has dust and the mask absorbs sweat and helps against the dust and sand in the air. SometimesContinue…

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Found! PM2.5 Replacement Filter Activated Carbon Adhesive Tape Backing Adult Child | eBay

Finally found some mask filters with adhesive backing! I’m still trying to find some locally accessible to me, but those of you in the States can get these already. Each filter has a 4-point adhesive to attach to your mask (mask is not included). Source: PM2.5 Replacement Filter Activated Carbon Adhesive Tape Backing Adult Child | eBay

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Facial Tissue As A Mask Filter?

In an article in The Strategist, the author referred to Dr. Yi Cui proposing facial tissues (specifically Kleenex, but not sure if this is because of sponsorship $ or the brand is better than others) as added filters in cloth masks. You may not think the humble tissue would do much against a pandemic virus, but Stanford materials science and engineering professor Yi Cui, who co-authored a study on the best household materials for faceContinue…

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What to Wear Instead of a Face Mask Bracket

Nicole in Black Sequin Mask by Lisa Aigbe

Face mask brackets may reduce your cloth mask’s effectiveness. Here’s what AltPPE.net recommends instead.

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