Something In The Air: PM2.5
Being able to suspend in the air for a long period of time, PM2.5 is a key factor that causes or worsens several major health concerns due to its tiny size which is unable to be seen with naked eyes. Here's an infographic that gives an overview of how harmful PM2.5 is:

As part of our air quality awareness campaign, we are launching a series of infographics named Something In The Air which features various air pollutants that can affect our health greatly. Follow us on Facebook, LinkedIn and Twitter to keep yourself updated on the air we breathe!