| 摘要 |
The present invention provides a mask, suitable for wearing, that inhibits the passage of viruses and germs there through. Briefly, the mask comprises a number of individual layers. Each of these layers is treated with a compound designed to destroy viruses and germs, thus retarding the passage of viruses and germs to the next layer, and ultimately to the user. In one embodiment, a layer of acidic material and a separate layer of basic material are utilized in a form suitable to be placed over the user's nose and mouth.
|
