Book 30, Question 105 · Video
How does chlorine make water safe?
Chlorine is a chemical that damages germs so they can't make people sick. A small amount is added to drinking water at the plant, and a little stays in the pipes to keep protecting the water on its way to your tap. The amount is carefully measured to be safe to drink. Chlorine has helped make tap water safe in many places for over a hundred years.
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What Crafty Clover says in this video
Intro
Hi there, curious minds! I'm Crafty Clover! Let's discover something amazing. How does chlorine make water safe?
The Big Idea
Chlorine helps keep tap water safe! It's added in tiny amounts. How does it work?
Damaging Germs
Step one: Damaging Germs. Chlorine is a chemical that damages germs so they can't make people sick. A small, carefully measured amount is added to drinking water at the plant.
On the Way
Step two: On the Way. A little chlorine stays in the water as it travels through pipes. It keeps protecting the water all the way to your tap.
Safe Amounts
Step three: Safe Amounts. The amount is carefully measured to be safe to drink. Chlorine has helped make tap water safe in many places for over a hundred years.
A Closer Look
Let's take a closer look! Added here. Still working. Still safe. Measured.
Quick Facts
Quick facts! Free chlorine fades in water that sits out, but some towns use chloramine, which stays much longer. It damages germs. Protects in the pipes. Used over 100 years.
Think Like a Scientist
Now, think like a scientist! Fill a glass with tap water. Sniff it right away. Leave it open overnight. Sniff it again in the morning. Does it smell different?
Outro
Chlorine damages germs so they can't make people sick. A small, carefully measured amount is added at the treatment plant, and a little stays in the pipes to keep protecting water on its way to your tap, a method used for over a hundred years. Science is amazing! Keep asking questions! The more you look around, the more wonders you will find, so keep your eyes open! Crafty Clover can be found on Amazon Books, Google Bookstore, and Apple Books. Available for purchase or download! Bye for now!