Most of us don't pay much attention to the quality of the air we breathe.  If you commute to Johannesburg you probably notice some smog as you approach the city in the mornings, but for the most...

Author Credit: Harry Wood

Almost overnight the COVID-19 pandemic has changed the working practices of millions of people around the world. For many people, working from home has become routine...

This is the second piece in my two-part series on air quality, and follows on from the first article on why indoor air quality is so important.

In the first part of this two-part blog post, we take a look at why the quality of the air we breathe indoors is so important. In part 2 next week we’ll take a look at how an air purifier actually...