Humidity in breath makes cotton fabrics better at slowing the spread of COVID-19 (VIDEO)

National Institute of Standards and Technology (NIST)

Caption

A swatch of cotton fabric that has been exposed to high humidity typical of a person's exhaled breath (left) filters out more droplets than a swatch of cotton fabric that has not been exposed to high humidity (right).

Credit

Credit: NIST

Usage Restrictions

None

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.