Portugal creates mask that inactivates the coronavirus, a worldwide innovation
The mask can be washed and has a usage time of at least one year.
The masks have been on the market since April, but the test results have only just come out. They were made during confinement to remove employees from the lay-off regime.
The masks in question can be washed and have a usage time of at least one year. Now, other textiles with the same characteristics, such as sheets, are being studied.