Ugarte explains how to properly ventilate a classroom

Ugarte explains how to properly ventilate a classroom

image beaconimage beacon

Duration: 03:46

7 hours ago

The specialist teaches one of the measures that schools should ensure for a safe return to schools.

Opens in a new window
Open an external website
Open an external website in a new window

Leave a Comment

This site uses Akismet to reduce spam. Learn how your comment data is processed.