Describe the flavors of Thanksgiving foods
Introduction
Clean drinking water is essential for our health. Water containing bacteria or viruses can make us very sick. Unfortunately, not everybody has access ... Read More
About This Talk
In this vTalk, Kids will have a fun conversation about the flavors of thanksgiving foods
Introductory Questions
- Why is contaminated water dangerous?
- What methods can be used to disinfect contaminated water?
- How much time does it take our device to disinfect three liters of water and how much of your phone battery do you need for it?
- Why is our device suitable for people to use all over the world? What are its advantages and what are its limitations?
Question for thought:
Why is our device suitable for people to use all over the world? What are its advantages and what are its limitations?
