How Does it Work? - Drinking Water

Olivia explores the science of water treatment, learning about the processes involved in making tap water safe to drink. The journey begins with understanding the source of water, whether from rivers or aquifers, each requiring specific treatments. The process includes sedimentation using coagulants, filtration through sand, gravel, and charcoal, and a two-step disinfection with ozone and chlorine. The video highlights the scientific and engineering principles ensuring water purity.

What is the two-step disinfection process mentioned in the text?

How does the journey from source to tap ensure the safety and purity of drinking water?