Here are the samples of the water before and after being filtered. Top two are full of lots of thing that can make you sick! Yuck!
1.1 billion people–20% of the world’s population–lack access to safe water
Every day 25,000 people die from having an inadequate or contaminated water supply.
Every 15 seconds, a child under age 5 dies from a water-related illness.
Women and girls in developing countries walk an average of four miles per day carrying five gallon of water.
sources:World Health Organization, Unicef