What birds visit your backyard at home
Introduction
Clean drinking water is essential for our health. Water containing bacteria or viruses can make us very sick. Unfortunately, not everybody has access to clean water from centralized water plants. However, nearly everybody nowadays has a smartphone! That’s why we developed a small device and an app which can be used with a smartphone to kill harmful bacteria in water. It could mean that people without a clean water supply can easily disinfect their drinking water and avoid getting sick.
About This Talk
In this vTalk, Kids will have a fun conversation about birds visiting their backyard
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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?
