Make Your Own Facemask Tested at 96.5% Filtration Efficiency

Written by Engineers 4 Change

A do-it-yourself facemask built around an air conditioner filter has been tested at more than 96 percent filtration efficiency. Tommye Austin, Chief Nurse Executive at University Health System in San Antonio, Texas (USA), developed the mask in response to warnings about shortages of personal protective equipment during the COVID-19 pandemic.

“I just want my staff to be safe and I want anyone who is taking care of these patients to be safe,” Ms. Austin said in a comment published on the medical center’s website.

“Our nurses were up in arms. And I was alarmed as well,” – Chief Nurse Executive

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By Engineers 4 Change

E4C’s mission is to improve the lives of underserved communities by better preparing the global development workforce, optimizing the solutions development cycle, and ensuring public health and safety.

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