Wearing a cloth face mask has become a standard part of life when leaving the house amid the coronavirus pandemic. Face masks, which you can make from materials around the house, are meant to protect ...

In today's world, filtration has become necessary in human production and life due to environmental pollution caused by economic and social development. The separation of insoluble substances from a ...

Paper towels, coffee filters, cloth and other materials can be used for homemade coronavirus face masks during the pandemic. But which are most effective? A study of homemade face masks by ...

Cloth masks do little to prevent the spread of COVID-19, or other airborne diseases, a new study finds. Researchers from the University of Bristol in the United Kingdom found that 90 percent of ...