A man from Saskatoon, Canada, demonstrated how effective protective face masks are with the use of cold weather.
Footage from November 10 shows Michael Becker exhaling and the cold and condensation from his breath being highlighted in the cold weather, but once he applies a face mask there is hardly any condensation.
The short video visually explains the effectiveness of protective face masks as many countries enter the second wave of COVID-19 infections as temperatures plummet in the northern hemisphere.