Masks made with common household fabrics help prevent the spread of viruses like Covid-19 as researchers have found that they are considerably effective at blocking droplets similar to those that may be released by speaking, coughing and sneezing, even as a single layer. However, they may be ineffective in controlling large droplets.

Masks made with common household fabrics help prevent the spread of viruses like Covid-19 as researchers have found that they are considerably effective at blocking droplets similar to those that may be released by speaking, coughing and sneezing, even as a single layer. However, they may be ineffective in controlling large droplets.