What does Sterra filter out?

Sterra water purifier is equipped with 2 filters and 4 stages filtration process: 

1. Pre carbon block sediment filter: filters out suspended solids such as dust, rust, and sand. It also removes organic compounds such as chlorine and lead. 
2. UF and post carbon block filter: filters out ultra small micropores up to 0.01 microns, removing harmful contaminants and pathogenic bacteria.